Which equation results from taking the square root of both sides of (x - 9)2 = 81?
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Area = 
so if the diameter is 16, radius (r) = 8
3.14 * 8^2 = 3.14*64 = 200.96 is the approximate area
If you're looking for the answer in terms of pi, 64pi is the answer.
3.14 * 8^2 = 3.14*64 = 200.96 is the approximate area
If you're looking for the answer in terms of pi, 64pi is the answer.