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Mathematics, 22.09.2020 19:01 Ryleetarver

C=2rπ for r relates the circumference Cof a circle to its radius r. (Recall that is the constant ratio of circumference to diameter.) a. Solve C= 2 r for r. b. If a circle's circumference is 15 inches, what is its radius? Leave the symbol in your answer.

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