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Which is the radius, in centimeters, of a circle that has a circumference of 16 pie centimeters
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Which is the radius, in centimeters, of a circle that has a circumference of 16 pie centimeters

User Manuel Montero
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5.1k points

2 Answers

2 votes
the radius is 8 cm

8 = r

User Omaraf
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5.2k points
5 votes

\bf \textit{circumference of a circle}\\\\ C=2\pi r~~ \begin{cases} r=radius\\ -----\\ C=16\pi \end{cases}\implies 16\pi =2\pi r\implies \cfrac{16\pi }{2\pi }=r\implies 8=r
User Richard Reddy
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