document.write( "Question 744407: what is a step by step process to find radius for 81pi ft squared?
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Algebra.Com's Answer #453295 by stanbon(75887)\"\" \"About 
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what is a step by step process to find radius for 81pi ft squared?
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\n" ); document.write( "Assuming you are referring to the radius of a circle.
\n" ); document.write( "Area = pi*r^2
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\n" ); document.write( "Equation:
\n" ); document.write( "pi*r^2 = 81*pi
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\n" ); document.write( "Divide by pi to get:
\n" ); document.write( "r^2 = 81
\n" ); document.write( "r = 9 ft.
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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