document.write( "Question 328561: a rectangle's length is equal to eight times its width.if the area of the rectangle is 392 square inches, what is the width of the rectangle? \n" ); document.write( "
Algebra.Com's Answer #235355 by checkley77(12844)\"\" \"About 
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L=8W
\n" ); document.write( "A=LW
\n" ); document.write( "392=8W*W
\n" ); document.write( "392=8W^2
\n" ); document.write( "8W^2=392
\n" ); document.write( "W^2=392/8
\n" ); document.write( "W^2=49
\n" ); document.write( "W=SQRT49
\n" ); document.write( "W=7 ANS.
\n" ); document.write( "L=8*7=56 ANS.
\n" ); document.write( "PROOF:
\n" ); document.write( "392=7*56
\n" ); document.write( "392=292
\n" ); document.write( "
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