document.write( "Question 799050: If the side of a cube increases in size by 9%, then by what percentage does the surface area increase? \n" ); document.write( "
Algebra.Com's Answer #482475 by Finavon(81)\"\" \"About 
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\"+Area=l%5E2+\"
\n" ); document.write( "\"+delta%28Area%29+=+%281%2Bdelta%28length%29%29%5E2+-+1+\"
\n" ); document.write( "\"+1.09%5E2+-1+=+18.8+\"%
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