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A circle has a circumference of 7{,}8507,8507, comma, 850 units. What is the radius of the circle?

A circle has a circumference of 7{,}8507,8507, comma, 850 units. What is the radius of the circle?
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A circle has a circumference of 7{,}8507,8507, comma, 850 units. What is the radius of the circle?

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User CDJB
by
8.2k points

2 Answers

1 vote

Answer:

1249.37 units

Explanation:

answered
User Alexander Tarasenko
by
7.5k points
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\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

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User Manelizzard
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8.3k points
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