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Area of a circle = pi*r2 1256 m2 pi * r2 1256/pi = r2 sqrt(399.797) = r = 19.99 meters ==============Could call this 20 meters in radius.
It is: 2b squared
-2p squared
6 squared plus 9 squared is equal to 117.
12 squared plus 18 squared is equal to 468.