In your own words, explain why C=2πr, where C is the circumference of a circle of radius r. Include a description of the number π in your explanation.

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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In your own words, explain why C=2πr, where C is the circumference of a circle of radius r. Include a description of the number π in your explanation.

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