Measuring Circles

• 7.3 Unit Overview

• Pre-Unit

• 7.3 Readiness Check

• Section 1: Circumference of a Circle

  Students recognize that the relationships between radius, diameter, and circumference of a circle are proportional and use those relationships to calculate missing measurements. 

• Toothpicks
• Is It a Circle?
• Measuring Around
• Perimeter Challenges
• 7.3 Practice Day 1
• 7.3 Quiz

• Section 2: Area of a Circle

  Students recognize that the relationships between the radius and area of a circle is not proportional. They explain and use the formula for the area of a circle to solve problems.

• Area Strategies
• Radius Squares
• Why Pi?
• Area Challenges
• Circle vs. Square
• 7.3 Practice Day 2

• End-Unit

• 7.3 End Assessments
• Reflection and Synthesis

• Resources

• 7.3 Practice Sets
• 7.3 Cool-Downs