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OpenStudy (anonymous):
I need help really fast! please!! A circle has an area of 36π square centimeters. What is the diameter?
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Directrix (directrix):
@UmmmHELP The area of a circle is A = pi * r^2 where r is the radius. A = pi * r^2 36 pi = pi * r^2 36 = r^2 So, r = ? Once you get the value of the radius, remember to double to get the diameter.
OpenStudy (anonymous):
Yeah I got it already! thanks(:
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