Grade
7 Illustrative Mathematics – Unit 7: Angles, Triangles, and Prisms

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Lesson Topic

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Lesson 1 – Relationships of Angles

Lesson 1

Angles:
Introduction

Name
angles


7.7.1 Morgan

Lesson 2 – Adjacent Angles

Lesson 2

Complementary
& supplementary angles

Complementary
and supplementary angles (visual)
Complementary
and supplementary angles (no visual)


7.7.2 Morgan

Lesson 3 – Nonadjacent Angles

Lesson 3

Vertical
angles

Identifying
supplementary, complementary, and vertical angles
Vertical
angles
Finding
missing angles
Finding
angle measures between intersecting lines


7.7.3 Morgan

Lesson 4 – Solving for Unknown Angles

Lesson 4




7.7.4 Morgan

Lesson 5 – Using Equations to Solve for Unknown Angles

Lesson 5

Equation
practice with complementary angles
Equation
practice with supplementary angles

Create
equations to solve for missing angles
Unknown
angle problems (with algebra)
Quiz
1


7.7.5 Morgan

Lesson 6 – Building Polygons (Part 1)

Lesson 6




7.7.6 Morgan

Lesson 7 – Building Polygons (Part 2)

Lesson 7

Construct
a triangle with constraints
Triangle
inequality theorem

Triangle
side length rules


7.7.7 Morgan

Lesson 8 – Triangles with 3 Common Measures

Lesson 8




7.7.8 Morgan

Lesson 9 – Drawing Triangles (Part 1)

Lesson 9




7.7.9 Morgan

Lesson 10 – Drawing Triangles (Part 2)

Lesson
10

Construct
a right isosceles triangle



7.7.10 Morgan

Lesson 11 – Slicing Solids

Lesson
11

Slicing
a rectangular pyramid

Cross
sections of 3D objects (basic)


7.7.11 Morgan

Lesson 12 – Volume of Right Prisms

Lesson
12

Volume
of triangular prism and cube



7.7.12 Morgan

Lesson 13 – Decomposing Bases for Area

Lesson
13




7.7.13 Morgan

Lesson 14 – Surface Area of Right Prisms

Lesson
14




7.7.14 Morgan

Lesson 15 – Distinguishing Volume and Surface Area

Lesson
15


Volume
and surface area word problems
Quiz
2


7.7.15 Morgan

Lesson 16 – Applying Volume and Surface Area

Lesson
16




7.7.16 Morgan

Lesson 17 – Building Prisms

Lesson
17





Unit 7 Review



Khan
Academy Unit 7 Practice Test


