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September 1, 2015

Homework Help: Circumference,Radius, Diameter

Posted by Missy on Monday, March 24, 2008 at 11:10pm.

What is the area of the circle if the radius is 2 cm?

A. 3 cm squared
B. 6 cm squared
C. 10 cm squared
D. 12 cm squared

I don't really know the answer to this one because I am not sure what the formula for area of a circle is. If I knew the formula the maybe I could figure the answer.

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