What is the radius of a circle with a central angle of 4π7 radians that intercepts an arc of length 12π in.?

asked Mar 25, 2018 187k views

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Answer:

Explanation:

Dim answered Mar 28, 2018

by Dim

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$(4 \pi)/(7)R=12 \pi \\ \\ \Rightarrow R = (12 \pi * 7)/(4 \pi) \\ \\ \Rightarrow \boxed{ R = 21\ in}$

Wryrych answered Mar 31, 2018

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