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what is the area of the circle that has the of diameter 18 inches?

Guest Aug 15, 2017
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Areacircle  = pi * (diameter / 2) ^2    = pi * ( 18 /2 ) ^2  =   pi * ( 9)^2  =  81 pi   sq inches ≈  254.47 sq inches

 

 

cool cool cool

CPhill  Aug 15, 2017

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