Unit 1

Reasoning to Find Area

• Lesson 1

  Tiling the Plane

• Lesson 2

  Finding Area by Decomposing and Rearranging

• Lesson 3

  Reasoning to Find Area

Parallelograms

• Lesson 4

  Parallelograms

• Lesson 5

  Bases and Heights of Parallelograms

• Lesson 6

  Area of Parallelograms

Triangles

• Lesson 7

  From Parallelograms to Triangles

• Lesson 8

  Area of Triangles

• Lesson 9

  Formula for the Area of a Triangle

• Lesson 10

  Bases and Heights of Triangles

Polygons

• Lesson 11

  Polygons

Surface Area

• Lesson 12

  What is Surface Area?

• Lesson 13

  Polyhedra

• Lesson 14

  Nets and Surface Area

• Lesson 15

  More Nets, More Surface Area

• Lesson 16

  Distinguishing Between Surface Area and Volume

Squares and Cubes

• Lesson 17

  Squares and Cubes

• Lesson 18

  Surface Area of a Cube

Let’s Put it to Work

• Lesson 19

  Designing a Tent