document.write( "Question 579958: one circular table has a diameter of 9ft and another circular table has a diamter of 20ft. how much greater is the larger table\r
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Algebra.Com's Answer #371107 by Alan3354(69443)\"\" \"About 
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one circular table has a diameter of 9ft and another circular table has a diamter of 20ft. how much greater is the larger table
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\n" ); document.write( "How much greater what?
\n" ); document.write( "Circumference = pi*d
\n" ); document.write( "C9 = 9pi
\n" ); document.write( "C20 = 20pi
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\n" ); document.write( "\"Area+=+pi%2Ar%5E2\"
\n" ); document.write( "A9 = 81pi/4 = 20.25 sq ft
\n" ); document.write( "A20 = 100pi sq ft
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\n" ); document.write( "The area of the 20ft is (20/9)^2 times the area of the 9 ft.
\n" ); document.write( "The difference in area = 100pi - 20.25pi = 79.75pi sq ft
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