Find the circumference of a circle with a radius of 10. Leave in terms of pi

asked Mar 13, 2020 48.9k views

3 votes

by Bayu

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The formula of a cirumference of a circle:

$C=2\pi r$

r - radius

We have r = 10. Substitute:

$C=2\pi(10)=20\pi$

Yeouuu answered Mar 18, 2020

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