Perimeter Challenges

Students apply knowledge of circumference to calculate perimeters of shapes made from squares and parts of circles.

By Amplify Classroom

Grades: 7th Grade

Subject: Math

Learning goals: Today’s Goals • Calculate the perimeter of a complex shape made up of squares and fractions of circles. • Describe a strategy for writing an expression for the perimeter of a shape with circular parts, such as `20\pi+50`. (Speaking and Listening)