Unit 1

Section A: Scaled Copies

• Lesson 1: What are Scaled Copies?

  Let’s explore scaled copies.

  • Lesson Activities
  • Practice Problems

• Lesson 2: Corresponding Parts and Scale Factors

  Let’s describe features of scaled copies.

  • Lesson Activities
  • Practice Problems

• Lesson 3: Making Scaled Copies

  Let’s draw scaled copies.

  • Lesson Activities
  • Practice Problems

• Lesson 4: Scaled Relationships

  Let’s find relationships between scaled copies.

  • Lesson Activities
  • Practice Problems

• Lesson 5: The Size of the Scale Factor

  Let’s look at the effects of different scale factors.

  • Lesson Activities
  • Practice Problems

• Lesson 6: Scaling and Area

  Let’s build scaled shapes and investigate their areas.

  • Lesson Activities
  • Practice Problems

Section B: Scale Drawings

• Lesson 7: Scale Drawings

  Let’s explore scale drawings.

  • Lesson Activities
  • Practice Problems

• Lesson 8: Scale Drawings and Maps

  Let’s use scale drawings to solve problems.

  • Lesson Activities
  • Practice Problems

• Lesson 9: Creating Scale Drawings

  Let’s create our own scale drawings.

  • Lesson Activities
  • Practice Problems

• Lesson 10: Changing Scales in Scale Drawings

  Let’s explore different scale drawings of the same actual thing.

  • Lesson Activities
  • Practice Problems

• Lesson 11: Scales without Units

  Let’s explore a different way to express scales.

  • Lesson Activities
  • Practice Problems

• Lesson 12: Units in Scale Drawings

  Let’s use different scales to describe the same drawing.

  • Lesson Activities
  • Practice Problems

Section C: Let’s Put It to Work

• Optional

  Lesson 13: Draw It to Scale

  Let’s draw a floor plan.

  • Lesson Activities