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OpenStudy (anonymous):
Help!! The circumference of a circle is 12π cm. What is the circle's area?
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OpenStudy (anonymous):
The circumference C = 2(pi)(radius) Since the circumference is 12 pi, so 12pi = 2pi (radius) so solving the above equation for the radius, we get radius = 6. So the area of the circle = pi(radius)^2 = 36 pi.
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