Formula for finding the circumference of a circle (both formula)

asked Dec 7, 2021 109k views

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Answer:

C = 2πr = dπ

Explanation:

given radius r, the circumference is

2πr, derived from the fundamental theorem of calculus

since diameter d = 2r the circumference is also dπ

Maxdebayser answered Dec 12, 2021

4.3k points

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