document.write( "Question 230882: The length of a rectangle is increased by 10% and the width is decreased by 10%. find the percentage change in area. \n" ); document.write( "
Algebra.Com's Answer #171017 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
Original size=x^2
\n" ); document.write( "Modified size=1.1x*.9x=.99x^2
\n" ); document.write( "Difference=x^2-.99x^2=.01x^2 or a 1% decrease.
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