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Why is the Area of a Circle Pi*r^2?

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Visit this site: http://showme.physics.drexel.edu/thury/circle.html

Author:Eva Thury
Description: An explanation of the formula for the area of a circle, based on "slicing" and rearranging the circle.

Levels: Middle School (6-8), High School (9-12)
Languages: English
Resource Types: Graphics
Math Topics: Euclidean Plane Geometry

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