Unit 3

Section A: Circumference of a Circle

• Lesson 1: How Well Can You Measure?

  Let’s see how accurately we can measure.

  • Lesson Activities
  • Practice Problems

• Lesson 2: Exploring Circles

  Let’s explore circles.

  • Lesson Activities
  • Practice Problems

• Lesson 3: Exploring Circumference

  Let’s explore the circumference of circles.

  • Lesson Activities
  • Practice Problems

• Lesson 4: Applying Circumference

  Let’s use to solve problems.

  • Lesson Activities
  • Practice Problems

• Lesson 5: Circumference and Wheels

  Let’s explore how far different wheels roll.

  • Lesson Activities
  • Practice Problems

Section B: Area of a Circle

• Lesson 6: Estimating Areas

  Let’s estimate the areas of weird shapes.

  • Lesson Activities
  • Practice Problems

• Lesson 7: Exploring the Area of a Circle

  Let’s investigate the areas of circles.

  • Lesson Activities
  • Practice Problems

• Lesson 8: Relating Area to Circumference

  Let’s rearrange circles to calculate their areas.

  • Lesson Activities
  • Practice Problems

• Lesson 9: Applying Area of Circles

  Let’s find the areas of shapes made up of circles.

  • Lesson Activities
  • Practice Problems

Section C: Let’s Put It to Work

• Optional

  Lesson 10: Distinguishing Circumference and Area

  Let’s contrast circumference and area.

  • Lesson Activities
  • Practice Problems
• Optional

  Lesson 11: Stained-Glass Windows

  Let’s use circumference and area to design stained glass windows.

  • Lesson Activities