document.write( "Question 711977: The area of a square is 81 centimeters. Find the lenght of a side \n" ); document.write( "
Algebra.Com's Answer #437692 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "if the area of a square is \"81cm%5E2\", then \"a%5E2=81cm%5E2\"\r
\n" ); document.write( "\n" ); document.write( "and the length \"a\" will be \"a=sqrt%2881cm%5E2%29=9cm\"
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