# CORNERSTONE: Circumference Formula

Unit 6: Geometry
Lesson 7 of 37

## Big Idea: Students apply the circumference formula and use fact families to see how it is derived from the ratio PI.

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4 teachers like this lesson
Standards:
Subject(s):
Math, areas, circumference (Determining Measurements), Geometry, 7th Grade M, Circumference Formula, circles, perimeter, Diameter, pi
50 minutes

### Grant Harris

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