document.write( "Question 160729: What is the length of a side of a square if the area and perimeter are numerically equal? \n" ); document.write( "
Algebra.Com's Answer #118493 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
4*x=x^2
\n" ); document.write( "x^2-4x=0
\n" ); document.write( "x(x-4)=0
\n" ); document.write( "x=4 answer.
\n" ); document.write( "Proof:
\n" ); document.write( "4*4=4^2
\n" ); document.write( "16=16
\n" ); document.write( "
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