Mathematics, 31.01.2020 13:51 zabomoxx5ll
The circumference of a circle is 60 pi cm. what is the radius of the circle?
Answers: 1
![\bf \textit{circumference of a circle}\\\\ C=2\pi r~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ C=60\pi \end{cases}\implies 60\pi =2\pi r\implies \cfrac{60\pi }{2\pi }=r\implies 30=r](/tpl/images/0489/9797/5ccc4.png)
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