Course: Boyd - Geometry

Section outline

Select section General

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General

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Geometry Moodle
- Select activity Click here to download Adobe reader to view worksheets and notes
  
  Click here to download Adobe reader to view worksheets and notes URL
- Select activity Textbook Resources
  
  Textbook Resources URL
- Select activity Geometry videos and extra resources
  
  Geometry videos and extra resources URL
- Select activity Free math tutorials and practice problems on Khan Academy
  
  Free math tutorials and practice problems on Khan Academy URL
- Select activity Necessary Supplies: pencils, notebook, compass, p...
  
  Necessary Supplies:
  
  pencils, notebook, compass, protractor, ruler, graph paper, highlighters, scientific calculator TI-30X solar), and colored pencils or markers
Select section Topic 1

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Topic 1
Unit1: Chapter 1
- Select activity Video for Lesson 1-2: Points, Lines, and Planes
  
  Video for Lesson 1-2: Points, Lines, and Planes URL
- Select activity Notes for lesson 1-2
  
  Notes for lesson 1-2 File
- Select activity Practice worksheet for lesson 1-2
  
  Practice worksheet for lesson 1-2 File
- Select activity Answer key for 1-2 practice worksheet
  
  Answer key for 1-2 practice worksheet File
- Select activity Video for lesson 1-3: Segments, Rays, and Distance
  
  Video for lesson 1-3: Segments, Rays, and Distance URL
- Select activity Notes for Lesson 1-3
  
  Notes for Lesson 1-3 File
- Select activity Example problems for lesson 1-3
  
  Example problems for lesson 1-3 File
- Select activity Practice worksheet for lesson 1-3
  
  Practice worksheet for lesson 1-3 File
- Select activity Answer key for 1-3 practice worksheet
  
  Answer key for 1-3 practice worksheet File
- Select activity Video for lesson 1-4: Angles (Naming Angles)
  
  Video for lesson 1-4: Angles (Naming Angles) URL
- Select activity Video for lesson 1-4: Angles (Measuring Angles with a Protractor)
  
  Video for lesson 1-4: Angles (Measuring Angles with a Protractor) URL
- Select activity Video for lesson 1-4: Angles (types of angles)
  
  Video for lesson 1-4: Angles (types of angles) URL
- Select activity Notes for lesson 1-4
  
  Notes for lesson 1-4 File
- Select activity Example Problems for lesson 1-4
  
  Example Problems for lesson 1-4 File
- Select activity Practice worksheet for lesson 1-4
  
  Practice worksheet for lesson 1-4 File
- Select activity Answer key for 1-4 practice worksheet
  
  Answer key for 1-4 practice worksheet File
- Select activity Notes for lesson 1-5
  
  Notes for lesson 1-5 File
- Select activity Practice worksheet for lesson 1-5
  
  Practice worksheet for lesson 1-5 File
- Select activity Answer Key for 1-5 practice worksheet
  
  Answer Key for 1-5 practice worksheet File
- Select activity Chapter 1: Naming points, lines, planes, and angles
  
  Chapter 1: Naming points, lines, planes, and angles File
- Select activity Chapter 1 review
  
  Chapter 1 review File
Select section Topic 2

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Topic 2
Unit 2: Chapter 2
- Select activity Unit 2 practice worksheet answer keys
  
  Unit 2 practice worksheet answer keys File
- Select activity Video for lesson 2-1: If-Then Statements; Converses
  
  Video for lesson 2-1: If-Then Statements; Converses URL
- Select activity Notes for lesson 2-1
  
  Notes for lesson 2-1 File
- Select activity Practice worksheet for lesson 2-1
  
  Practice worksheet for lesson 2-1 File
- Select activity Answer key for 2-1 practice worksheet
  
  Answer key for 2-1 practice worksheet File
- Select activity Notes for lesson 2-2
  
  Notes for lesson 2-2 File
- Select activity Practice worksheet for lesson 2-2
  
  Practice worksheet for lesson 2-2 File
- Select activity Answer key for 2-2 practice worksheet
  
  Answer key for 2-2 practice worksheet File
- Select activity Notes for lesson 2-3
  
  Notes for lesson 2-3 File
- Select activity Practice worksheet for lesson 2-3
  
  Practice worksheet for lesson 2-3 File
- Select activity Answer key for 2-3 practice worksheet
  
  Answer key for 2-3 practice worksheet File
- Select activity Review of lessons 2-1 through 2-3
  
  Review of lessons 2-1 through 2-3 File
- Select activity Video for lesson 2-4: Special Pairs of Angles (Vertical Angles)
  
  Video for lesson 2-4: Special Pairs of Angles (Vertical Angles) URL
- Select activity Video for Lesson 2-4: Special Pairs of Angles (Complementary and Supplementary Angles)
  
  Video for Lesson 2-4: Special Pairs of Angles (Complementary and Supplementary Angles) URL
- Select activity Notes for lesson 2-4
  
  Notes for lesson 2-4 File
- Select activity Practice worksheet for lesson 2-4
  
  Practice worksheet for lesson 2-4 File
- Select activity Practice worksheet for lesson 2-4 part II
  
  Practice worksheet for lesson 2-4 part II File
- Select activity Answer keys for 2-4 and 2-4 part II Practice Worksheets
  
  Answer keys for 2-4 and 2-4 part II Practice Worksheets File
- Select activity Video for Lesson 2-5: Perpendicular Lines
  
  Video for Lesson 2-5: Perpendicular Lines URL
- Select activity Lesson 2-5 Activity
  
  Lesson 2-5 Activity File
- Select activity Notes for lesson 2-5
  
  Notes for lesson 2-5 File
- Select activity Practice worksheet for lesson 2-5
  
  Practice worksheet for lesson 2-5 File
- Select activity Answer key for 2-5 Practice worksheet
  
  Answer key for 2-5 Practice worksheet File
- Select activity Notes for lesson 2-6
  
  Notes for lesson 2-6 File
- Select activity Practice proofs for lesson 2-6
  
  Practice proofs for lesson 2-6 File
- Select activity Answer key for practice proofs
  
  Answer key for practice proofs File
- Select activity Chapter 2 review
  
  Chapter 2 review File
- Select activity Extra Chapter 2 practice sheet
  
  Extra Chapter 2 practice sheet File
Select section Topic 3

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Topic 3
Unit 3: Chapter 3 and Section 6-4
- Select activity Video for Lesson 3-1: Definitions (Parallel and Skew Lines)
  
  Video for Lesson 3-1: Definitions (Parallel and Skew Lines) URL
- Select activity Parallel Lines Activity
  
  Parallel Lines Activity File
- Select activity Notes for lesson 3-1
  
  Notes for lesson 3-1 File
- Select activity Practice worksheet for lesson 3-1
  
  Practice worksheet for lesson 3-1 File
- Select activity Answer Key for Practice 3-1
  
  Answer Key for Practice 3-1 File
- Select activity Video for Lesson 3-2: Properties of Parallel Lines (adjacent angles, vertical angles, and corresponding angles)
  
  Video for Lesson 3-2: Properties of Parallel Lines (adjacent angles, vertical angles, and corresponding angles) URL
- Select activity Video for lesson 3-2: Properties of Parallel Lines (alternate and same side interior angles)
  
  Video for lesson 3-2: Properties of Parallel Lines (alternate and same side interior angles) URL
- Select activity Notes for lesson 3-2
  
  Notes for lesson 3-2 File
- Select activity Practice worksheet for lesson 3-2
  
  Practice worksheet for lesson 3-2 File
- Select activity Answer key for 3-2 practice worksheet
  
  Answer key for 3-2 practice worksheet File
- Select activity Notes for lesson 3-3
  
  Notes for lesson 3-3 File
- Select activity Practice worksheet for lesson 3-3
  
  Practice worksheet for lesson 3-3 File
- Select activity Answer key for 3-3 practice worksheet
  
  Answer key for 3-3 practice worksheet File
- Select activity Practice worksheet for lessons 3-2 and 3-3
  
  Practice worksheet for lessons 3-2 and 3-3 File
- Select activity Answer key for 3-2 and 3-3 worksheet
  
  Answer key for 3-2 and 3-3 worksheet File
- Select activity Review for lessons 3-1 through 3-3
  
  Review for lessons 3-1 through 3-3 File
- Select activity Video for Lesson 3-4: Angles of a Triangle (Types of Triangles)
  
  Video for Lesson 3-4: Angles of a Triangle (Types of Triangles) URL
- Select activity Notes for lesson 3-4 (part I)
  
  Notes for lesson 3-4 (part I) File
- Select activity Practice worksheet for lesson 3-4 (part I)
  
  Practice worksheet for lesson 3-4 (part I) File
- Select activity Answer Key for 3-4 practice worksheet (part I)
  
  Answer Key for 3-4 practice worksheet (part I) File
- Select activity Video for Lesson 3-4: Angles of Triangle (Triangle sum theorem)
  
  Video for Lesson 3-4: Angles of Triangle (Triangle sum theorem) URL
- Select activity Video for Lesson 3-4: Angles of a Triangle (exterior angles)
  
  Video for Lesson 3-4: Angles of a Triangle (exterior angles) URL
- Select activity Notes for lesson 3-4 (part II)
  
  Notes for lesson 3-4 (part II) File
- Select activity Practice worksheet for lesson 3-4 (part II)
  
  Practice worksheet for lesson 3-4 (part II) File
- Select activity Answer key for 3-4 practice worksheet (part II)
  
  Answer key for 3-4 practice worksheet (part II) File
- Select activity Video for Lesson 6-4: Inequalities for One Triangle (Triangle Inequality Theorem)
  
  Video for Lesson 6-4: Inequalities for One Triangle (Triangle Inequality Theorem) URL
- Select activity Activity and notes for lesson 6-4
  
  Activity and notes for lesson 6-4 File
- Select activity Practice worksheet for lesson 6-4
  
  Practice worksheet for lesson 6-4 File
- Select activity Answer key for 6-4 practice worksheet
  
  Answer key for 6-4 practice worksheet File
- Select activity Video for lesson 3-5: Angles of Polygons (types of polygons)
  
  Video for lesson 3-5: Angles of Polygons (types of polygons) URL
- Select activity Video for Lesson 3-5: Angles of Polygons (formulas for interior and exterior angles)
  
  Video for Lesson 3-5: Angles of Polygons (formulas for interior and exterior angles) URL
- Select activity Notes for lesson 3-5
  
  Notes for lesson 3-5 File
- Select activity Practice worksheet for lesson 3-5
  
  Practice worksheet for lesson 3-5 File
- Select activity Answer key for 3-5 practice worksheet
  
  Answer key for 3-5 practice worksheet File
- Select activity Notes for lesson 3-6
  
  Notes for lesson 3-6 File
- Select activity Practice worksheet for lesson 3-6
  
  Practice worksheet for lesson 3-6 File
- Select activity Answer key for 3-6 practice worksheet
  
  Answer key for 3-6 practice worksheet File
- Select activity Chapter 3 and lesson 6-4 review
  
  Chapter 3 and lesson 6-4 review File
Select section Topic 4

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Topic 4
Unit 4: Chapter 4
- Select activity Video for lesson 4-1: Congruent Figures
  
  Video for lesson 4-1: Congruent Figures URL
- Select activity Notes for lesson 4-1
  
  Notes for lesson 4-1 File
- Select activity Practice worksheet for lesson 4-1
  
  Practice worksheet for lesson 4-1 File
- Select activity Answer key for 4-1 practice worksheet
  
  Answer key for 4-1 practice worksheet File
- Select activity Video for Lesson 4-2: Some Ways to Prove Triangles Congruent (SSS, SAS, ASA)
  
  Video for Lesson 4-2: Some Ways to Prove Triangles Congruent (SSS, SAS, ASA) URL
- Select activity Notes for lesson 4-2
  
  Notes for lesson 4-2 File
- Select activity Practice worksheet for lesson 4-2
  
  Practice worksheet for lesson 4-2 File
- Select activity Answer key for 4-2 practice worksheet
  
  Answer key for 4-2 practice worksheet File
- Select activity Lesson 4-3 Proofs for congruent triangles
  
  Lesson 4-3 Proofs for congruent triangles File
- Select activity Triangle congruence practice
  
  Triangle congruence practice URL
- Select activity Video for Lesson 4-4: The Isoceles Triangle Theorems
  
  Video for Lesson 4-4: The Isoceles Triangle Theorems URL
- Select activity Notes for lesson 4-4
  
  Notes for lesson 4-4 File
- Select activity Practice worksheet for lesson 4-4
  
  Practice worksheet for lesson 4-4 File
- Select activity Answer key for 4-4 practice worksheet
  
  Answer key for 4-4 practice worksheet File
- Select activity Video for Lesson 4-5: Other Methods of Proving Triangles Congruent (AAS)
  
  Video for Lesson 4-5: Other Methods of Proving Triangles Congruent (AAS) URL
- Select activity Video for Lesson 4-5: Other Methods of Proving Triangles Congruent (HL)
  
  Video for Lesson 4-5: Other Methods of Proving Triangles Congruent (HL) URL
- Select activity Notes for lesson 4-5
  
  Notes for lesson 4-5 File
- Select activity Practice worksheet for lesson 4-5
  
  Practice worksheet for lesson 4-5 File
- Select activity Answer key for 4-5 practice worksheet
  
  Answer key for 4-5 practice worksheet File
- Select activity Virtual practice with congruent triangles
  
  Virtual practice with congruent triangles URL
- Select activity Review for lessons 4-1, 4-2, and 4-5
  
  Review for lessons 4-1, 4-2, and 4-5 File
- Select activity Video for lesson 4-7: Angle bisectors, medians, and altitudes
  
  Video for lesson 4-7: Angle bisectors, medians, and altitudes URL
- Select activity Notes for lesson 4-7 (part I)
  
  Notes for lesson 4-7 (part I) File
- Select activity Practice worksheet for lesson 4-7 (part I)
  
  Practice worksheet for lesson 4-7 (part I) File
- Select activity Answer key for 4-7 practice worksheet (part I)
  
  Answer key for 4-7 practice worksheet (part I) File
- Select activity Notes for lesson 4-7 (part II)
  
  Notes for lesson 4-7 (part II) File
- Select activity Practice worksheet for lesson 4-7 (part II)
  
  Practice worksheet for lesson 4-7 (part II) File
- Select activity Answer key for 4-7 practice worksheet (part II)
  
  Answer key for 4-7 practice worksheet (part II) File
- Select activity Chapter 4 review
  
  Chapter 4 review File
- Select activity Online practice for triangle congruence proofs
  
  Online practice for triangle congruence proofs URL
Select section Topic 5

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Topic 5
Unit 5: Chapter 5
- Select activity Video for lesson 5-1: Parallelograms
  
  Video for lesson 5-1: Parallelograms URL
- Select activity The quadrilateral family tree (5-1)
  
  The quadrilateral family tree (5-1) File
- Select activity The quadrilateral properties chart (5-1)
  
  The quadrilateral properties chart (5-1) File
- Select activity Practice worksheet for lesson 5-1 and 5-2
  
  Practice worksheet for lesson 5-1 and 5-2 File
- Select activity Answer key for 5-1 and 5-2 practice worksheet
  
  Answer key for 5-1 and 5-2 practice worksheet File
- Select activity Video for lesson 5-3: Midsegments of trapezoids and triangles
  
  Video for lesson 5-3: Midsegments of trapezoids and triangles URL
- Select activity Notes for lesson 5-3
  
  Notes for lesson 5-3 File
- Select activity Practice worksheet for lesson 5-3
  
  Practice worksheet for lesson 5-3 File
- Select activity Answer key for 5-3 practice worksheet
  
  Answer key for 5-3 practice worksheet File
- Select activity Video for lesson 5-4: Properties of rhombuses, rectangles, and squares
  
  Video for lesson 5-4: Properties of rhombuses, rectangles, and squares URL
- Select activity Notes for lesson 5-4
  
  Notes for lesson 5-4 File
- Select activity Practice worksheet for lesson 5-4
  
  Practice worksheet for lesson 5-4 File
- Select activity Answer key for Practice Worksheet 5-4
  
  Answer key for Practice Worksheet 5-4 File
- Select activity Review for lessons 5-1, 5-2, and 5-4
  
  Review for lessons 5-1, 5-2, and 5-4 File
- Select activity Song about parallelograms for review of properties
  
  Song about parallelograms for review of properties URL
- Select activity Video for lesson 5-5: Properties of trapezoids
  
  Video for lesson 5-5: Properties of trapezoids URL
- Select activity Notes for lesson 5-5
  
  Notes for lesson 5-5 File
- Select activity Practice worksheet for lesson 5-5
  
  Practice worksheet for lesson 5-5 File
- Select activity Answer key for 5-5 practice worksheet
  
  Answer key for 5-5 practice worksheet File
- Select activity Chapter 5 review
  
  Chapter 5 review File
- Select activity Link to the website for enrichment practice proofs
  
  Link to the website for enrichment practice proofs URL
Select section Topic 6

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Topic 6
Unit 7: Chapter 7
- Select activity Video for lessons 7-1 and 7-2: Ratios and Proportions
  
  Video for lessons 7-1 and 7-2: Ratios and Proportions URL
- Select activity Notes for lesson 7-1 and 7-2
  
  Notes for lesson 7-1 and 7-2 File
- Select activity Practice worksheet for lessons 7-1 and 7-2
  
  Practice worksheet for lessons 7-1 and 7-2 File
- Select activity Notes for lesson 7-1
  
  Notes for lesson 7-1 File
- Select activity Practice worksheet for lesson 7-1
  
  Practice worksheet for lesson 7-1 File
- Select activity Notes for lesson 7-2
  
  Notes for lesson 7-2 File
- Select activity Practice worksheet for lesson 7-2
  
  Practice worksheet for lesson 7-2 File
- Select activity Answer key for 7-1 and 7-2 practice worksheet
  
  Answer key for 7-1 and 7-2 practice worksheet File
- Select activity Video for Lesson 7-3: Similar Triangles and Polygons
  
  Video for Lesson 7-3: Similar Triangles and Polygons URL
- Select activity Notes for lesson 7-3
  
  Notes for lesson 7-3 File
- Select activity Practice worksheet for lesson 7-3
  
  Practice worksheet for lesson 7-3 File
- Select activity Answer key for 7-3 practice worksheet
  
  Answer key for 7-3 practice worksheet File
- Select activity Review for lessons 7-1 through 7-3
  
  Review for lessons 7-1 through 7-3 File
- Select activity Notes for lesson 7-4
  
  Notes for lesson 7-4 File
- Select activity Practice worksheet for lesson 7-4
  
  Practice worksheet for lesson 7-4 File
- Select activity Answer key for 7-4 worksheet
  
  Answer key for 7-4 worksheet File
- Select activity Video for lesson 7-6: Proportional lengths for similar triangles
  
  Video for lesson 7-6: Proportional lengths for similar triangles URL
- Select activity Notes for lessson 7-6
  
  Notes for lessson 7-6 File
- Select activity Practice worksheet for lesson 7-6
  
  Practice worksheet for lesson 7-6 File
- Select activity Answer key for 7-6 practice worksheet
  
  Answer key for 7-6 practice worksheet File
- Select activity Review of 7-1, 7-2, 7-3, and 7-6
  
  Review of 7-1, 7-2, 7-3, and 7-6 File
Select section Topic 8

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Topic 8
Unit 8: Chapter 8
- Select activity Video for lesson 8-1: Similar triangles from an altitude drawn from the right angle of a right triangle
  
  Video for lesson 8-1: Similar triangles from an altitude drawn from the right angle of a right triangle URL
- Select activity Notes for lesson 8-1
  
  Notes for lesson 8-1 File
- Select activity Practice worksheet for lesson 8-1
  
  Practice worksheet for lesson 8-1 File
- Select activity Answer Key for 8-1 (part I) worksheet
  
  Answer Key for 8-1 (part I) worksheet File
- Select activity Notes for lesson 8-1 (part II)
  
  Notes for lesson 8-1 (part II) File
- Select activity Practice worksheet for lesson 8-1 (part II)
  
  Practice worksheet for lesson 8-1 (part II) File
- Select activity Answer Key for Practice Worksheet 8-1 (part II)
  
  Answer Key for Practice Worksheet 8-1 (part II) File
- Select activity Video for lesson 8-2: The Pythagorean theorem
  
  Video for lesson 8-2: The Pythagorean theorem URL
- Select activity Notes for lesson 8-2
  
  Notes for lesson 8-2 File
- Select activity Practice worksheet for lesson 8-2
  
  Practice worksheet for lesson 8-2 File
- Select activity Answer key for 8-2 practice worksheet
  
  Answer key for 8-2 practice worksheet File
- Select activity Algebra problems for the Pythagorean Theorem
  
  Algebra problems for the Pythagorean Theorem File
- Select activity Video for lesson 8-3: The converse of the Pythagorean theorem
  
  Video for lesson 8-3: The converse of the Pythagorean theorem URL
- Select activity Activity and notes for lesson 8-3
  
  Activity and notes for lesson 8-3 File
- Select activity Practice worksheet for lesson 8-3
  
  Practice worksheet for lesson 8-3 File
- Select activity Answer key for 8-3 practice worksheet
  
  Answer key for 8-3 practice worksheet File
- Select activity Video for lesson 8-4: working with 45-45-90 and 30-60-90 triangle ratios
  
  Video for lesson 8-4: working with 45-45-90 and 30-60-90 triangle ratios URL
- Select activity Notes for lesson 8-4
  
  Notes for lesson 8-4 File
- Select activity Practice worksheet for lesson 8-4
  
  Practice worksheet for lesson 8-4 File
- Select activity Answer Key for Practice Worksheet 8-4
  
  Answer Key for Practice Worksheet 8-4 File
- Select activity Review for lessons 8-1 through 8-4
  
  Review for lessons 8-1 through 8-4 File
- Select activity Video for lesson 8-5 and 8-6: using the Tangent, Sine, and Cosine ratios
  
  Video for lesson 8-5 and 8-6: using the Tangent, Sine, and Cosine ratios URL
- Select activity Activity and notes for lesson 8-5
  
  Activity and notes for lesson 8-5 File
- Select activity Notes for cosine function
  
  Notes for cosine function File
- Select activity Notes for sine function
  
  Notes for sine function File
- Select activity Practice worksheet for lesson 8-5 and 8-6
  
  Practice worksheet for lesson 8-5 and 8-6 File
- Select activity Answer Key for Practice Worksheet 8-5 and 8-6
  
  Answer Key for Practice Worksheet 8-5 and 8-6 File
- Select activity Video for lesson 8-7: Applications of trig functions
  
  Video for lesson 8-7: Applications of trig functions URL
- Select activity Video for lesson 8-7: Angles of elevation and depression
  
  Video for lesson 8-7: Angles of elevation and depression URL
- Select activity Notes for lesson 8-7
  
  Notes for lesson 8-7 File
- Select activity Practice worksheet for lesson 8-7
  
  Practice worksheet for lesson 8-7 File
- Select activity Answer Key for 8-7 worksheet
  
  Answer Key for 8-7 worksheet File
- Select activity Review for chapter 8
  
  Review for chapter 8 File
- Select activity Virtual practice with Pythagorean Theorem and using Trig Functions
  
  Virtual practice with Pythagorean Theorem and using Trig Functions URL
Select section Topic 9

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Topic 9
Unit 9: Chapter 9
- Select activity Video for lesson 9-1: Basic Terms of Circles
  
  Video for lesson 9-1: Basic Terms of Circles URL
- Select activity Notes for lesson 9-1
  
  Notes for lesson 9-1 File
- Select activity Practice worksheet for lesson 9-1
  
  Practice worksheet for lesson 9-1 File
- Select activity Answer Key for Practice 9-1
  
  Answer Key for Practice 9-1 File
- Select activity Video for lesson 9-2: Tangents of a circle
  
  Video for lesson 9-2: Tangents of a circle URL
- Select activity Notes for lesson 9-2
  
  Notes for lesson 9-2 File
- Select activity Practice worksheet for lesson 9-2
  
  Practice worksheet for lesson 9-2 File
- Select activity Answer Key for Lesson 9-2
  
  Answer Key for Lesson 9-2 File
- Select activity Video for lesson 9-3: Arcs and central angles of circles
  
  Video for lesson 9-3: Arcs and central angles of circles URL
- Select activity Notes for lesson 9-3
  
  Notes for lesson 9-3 File
- Select activity Practice worksheet for lesson 9-3
  
  Practice worksheet for lesson 9-3 File
- Select activity Answer Key for Lesson 9-3
  
  Answer Key for Lesson 9-3 File
- Select activity Review worksheet for lessons 9-1 through 9-3
  
  Review worksheet for lessons 9-1 through 9-3 File
- Select activity Video for lesson 9-4: Arcs and chords
  
  Video for lesson 9-4: Arcs and chords URL
- Select activity Notes for lesson 9-4
  
  Notes for lesson 9-4 File
- Select activity Practice worksheet for lesson 9-4
  
  Practice worksheet for lesson 9-4 File
- Select activity Answer Key for Practice Worksheet 9-4
  
  Answer Key for Practice Worksheet 9-4 File
- Select activity Video for lesson 9-5: Inscribed angles
  
  Video for lesson 9-5: Inscribed angles URL
- Select activity Notes for lesson 9-5
  
  Notes for lesson 9-5 File
- Select activity Practice worksheet for lesson 9-5
  
  Practice worksheet for lesson 9-5 File
- Select activity Answer Key for Practice Worksheet 9-5
  
  Answer Key for Practice Worksheet 9-5 File
- Select activity Review for quiz on 9-1, 9-2, 9-3, and 9-5
  
  Review for quiz on 9-1, 9-2, 9-3, and 9-5 File
- Select activity Video for lesson 9-6: Angles formed inside a circle but not at the center
  
  Video for lesson 9-6: Angles formed inside a circle but not at the center URL
- Select activity Video for lesson 9-6: Angles formed outside a circle
  
  Video for lesson 9-6: Angles formed outside a circle URL
- Select activity Notes for lesson 9-6
  
  Notes for lesson 9-6 File
- Select activity Practice worksheet for lesson 9-6
  
  Practice worksheet for lesson 9-6 File
- Select activity Answer Key for Practice Worksheet 9-6
  
  Answer Key for Practice Worksheet 9-6 File
- Select activity Video for lesson 9-7: Finding lengths of intersecting chords
  
  Video for lesson 9-7: Finding lengths of intersecting chords URL
- Select activity Video for lesson 9-7: Finding lengths of secants
  
  Video for lesson 9-7: Finding lengths of secants URL
- Select activity Video for lesson 9-7: Finding the lengths of intersecting tangents and secants
  
  Video for lesson 9-7: Finding the lengths of intersecting tangents and secants URL
- Select activity Notes for lesson 9-7
  
  Notes for lesson 9-7 File
- Select activity Practice worksheet for lesson 9-7
  
  Practice worksheet for lesson 9-7 File
- Select activity Answer Key for 9-7
  
  Answer Key for 9-7 File
- Select activity Chapter 9 circle dilemma problem (diagram)
  
  Chapter 9 circle dilemma problem (diagram) File
- Select activity Chapter 9 circle dilemma problem (info and answer sheet)
  
  Chapter 9 circle dilemma problem (info and answer sheet) File
- Select activity Review for chapter 9
  
  Review for chapter 9 File
Select section Topic 10

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Topic 10
Unit 11: Chapter 11
- Select activity Video for lesson 11-1: Finding perimeters of irregular shapes
  
  Video for lesson 11-1: Finding perimeters of irregular shapes URL
- Select activity Video for lesson 11-1: Area of rectangles
  
  Video for lesson 11-1: Area of rectangles URL
- Select activity Notes for lesson 11-1
  
  Notes for lesson 11-1 File
- Select activity Practice worksheet for lesson 11-1
  
  Practice worksheet for lesson 11-1 File
- Select activity Answer Key for Practice Worksheet 11-1
  
  Answer Key for Practice Worksheet 11-1 File
- Select activity Video for lesson 11-2: Areas of parallelograms
  
  Video for lesson 11-2: Areas of parallelograms URL
- Select activity Video for lesson 11-2: Areas of triangles
  
  Video for lesson 11-2: Areas of triangles URL
- Select activity Video for lesson 11-2: Areas of rhombuses
  
  Video for lesson 11-2: Areas of rhombuses URL
- Select activity Video for lesson 11-2: Finding the area of irregular shapes (rectangles and triangles)
  
  Video for lesson 11-2: Finding the area of irregular shapes (rectangles and triangles) URL
- Select activity Video for lesson 11-3: Areas of trapezoids
  
  Video for lesson 11-3: Areas of trapezoids URL
- Select activity Notes for lesson 11-2 and 11-3
  
  Notes for lesson 11-2 and 11-3 File
- Select activity Practice worksheet for lessons 11-2 and 11-3
  
  Practice worksheet for lessons 11-2 and 11-3 File
- Select activity Answer Key for 11-2 and 11-3
  
  Answer Key for 11-2 and 11-3 File
- Select activity Video for lesson 11-4: Areas of regular polygons
  
  Video for lesson 11-4: Areas of regular polygons URL
- Select activity Notes for lesson 11-4
  
  Notes for lesson 11-4 File
- Select activity Practice worksheet for lesson 11-4
  
  Practice worksheet for lesson 11-4 File
- Select activity Answer Key for Lesson 11-4
  
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- Select activity Video for lesson 11-5: Areas between circles and squares
  
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- Select activity Video for lesson 11-5: Finding the area of irregular figures (circles and trapezoids)
  
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- Select activity Video for lesson 11-6: Arc lengths
  
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- Select activity Notes for lesson 11-5 and 11-6
  
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- Select activity Video for lesson 11-7: Ratios of perimeters and areas
  
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- Select activity Video for lesson 11-8: Finding geometric probabilities using area
  
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Topic 11
Unit 12: Chapter 12
- Select activity Video for lesson 12-1: Finding surface area of a rectangular prism
  
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- Select activity Video for lesson 12-1: Finding the surface area of a triangular prism
  
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- Select activity Video for lesson 12-1: Finding the volume of prisms
  
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- Select activity Video for lesson 12-2: Applications for finding the volume of a prism
  
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- Select activity Video for lesson 12-2: Finding the surface area of a pyramid
  
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- Select activity Video for lesson 12-2: Finding the volume of a pyramid
  
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- Select activity Notes for lesson 12-2
  
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- Select activity Video for lesson 12-3: Finding the surface area of a cylinder
  
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- Select activity Video for lesson 12-3: Finding the volume of a cylinder
  
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- Select activity Video for lesson 12-3: Finding the surface area of cones
  
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- Select activity Video for lesson 12-3: Finding the volume of a cone
  
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- Select activity Notes for lesson 12-3
  
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- Select activity Answer Key for 12-3 and 12-4
  
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- Select activity Video for lesson 12-4: Finding the surface area and volume of a sphere
  
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- Select activity Video for lesson 12-4: Finding the surface area of composite figures
  
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- Select activity Notes for 12-4
  
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- Select activity Practice worksheet for 12-4
  
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- Select activity Answer Key for Practice 12-4
  
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- Select activity Video for lesson 12-5: Finding area and volume of similar figures
  
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- Select activity Answer Key for Pyramid Worksheet
  
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- Select activity Answer Key for Prism Worksheet
  
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Select section Topic 12

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Topic 12
Unit 13: Chapter 13
- Select activity Video for lesson 13-1: Using the distance formula to find length
  
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- Select activity Video for lesson 13-1: Finding the center and radius of a circle using its equation
  
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- Select activity Video for lesson 13-5: Finding the midpoint of a segment using the midpoint formula
  
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- Select activity Practice worksheet for lessons 13-1 and 13-5 (due Friday, January 20)
  
  Practice worksheet for lessons 13-1 and 13-5 (due Friday, January 20) File
- Select activity Extra practice with 13-1 and 13-5 (due Tuesday, January 24)
  
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- Select activity Video for lesson 13-2: Finding the slope of a line given two points
  
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- Select activity Video for lesson 13-3: Identifying parallel and perpendicular lines by their slopes
  
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- Select activity Practice worksheet for lessons 13-2 and 13-3 (due Wednesday, January 25)
  
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- Select activity Video for lesson 13-6: Graphing a linear equation in standard form
  
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- Select activity Video for lesson 13-6: Graphing lines using slope-intercept form of an equation
  
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- Select activity Application problems for 13-2, 13-3, and 13-6 (due Monday, January 30)
  
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- Select activity Review for unit 8 (Test A Monday)
  
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- Select activity Answer key for the unit 8 review
  
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- Select activity Formula sheet for unit 8 test
  
  Formula sheet for unit 8 test File

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November 2025