Mathematics, 03.10.2019 11:30 yedida
Acircle has a circumference of 7{,}8507,8507, comma, 850 units. what is the radius of the circle?
Answers: 3
![\bf \textit{circumference of a circle}\\\\ C=2\pi r~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ C=7850 \end{cases}\implies 7850=2\pi r\implies \cfrac{7850}{2\pi }=r\implies 1249.37\approx r](/tpl/images/0286/1966/6c951.png)
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Acircle has a circumference of 7{,}8507,8507, comma, 850 units. what is the radius of the circle?...
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