document.write( "Question 954248: Find the dimensions of a rectangle whose length is 4 times the width and whose area is 100 square centimeters \r
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Algebra.Com's Answer #805582 by CubeyThePenguin(3113)![]() ![]() You can put this solution on YOUR website! width = w\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "w(4w) = 100 \n" ); document.write( "4w^2= 100 \n" ); document.write( "w^2 = 25\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Distance has to be positive, so w = 5 cm.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The rectangle is 5 cm wide and 20 cm long. \n" ); document.write( " |