What is the diameter of the circle with an area of 1572 inches squared?

The area of a circle is 1572 inches squared.  What is the diameter of the circle using 3.14?
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1 Answer

serkel area=1572=pi*rad*rad

rad^2=1572/3.14159265 =500.3831417

rad=root(500)=22.36924544

diameter=2*rad
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