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Circumference = 22.5, what is r?

User Blackend
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1 Answer

6 votes

Circumference = 22.5

2π r= 22.5


2 * (22)/(7) * r = 22.5 \\ r = (22.5)/(2) * (7)/(22) \\ r = (315)/(88)

User Miho
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