Asked in Geometry
Geometry

How do you find the area of a circle if you know the circumference?

Answer

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Wiki User
04/27/2013

Circumference = pi x diameter = pi x 2 x Radius (By definition - Step 1)

So Radius = (Circumference)/(pi x 2), (find Radius - Step 2)

Area = pi x Radius x Radius, (substitute value or radius obtained in step 2)