How to find area of a circle when given circumference


Asked by admin @ in Mathematics viewed by 301 People


Explain each step in the process of finding the area of a circle given the circumference

Answered by admin @



Area=pi*radius squared (A=pi*r^2)
Circumference =2*pi*radius (C=2*pi*r)

So, if you know C, plug it in and solve for r.
Then plug r into 1st equation to get A.

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