document.write( "Question 544152: the length of a rectangle is six times its width. if the perimiter of the rectangle is 70in, find its area? thanks for your help
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Algebra.Com's Answer #355030 by friesr(113)![]() ![]() ![]() You can put this solution on YOUR website! What we know: \n" ); document.write( "Area = Length X Width \n" ); document.write( "Perimeter of rectangele = 2(lenghth) * 2(width) \n" ); document.write( "Perimeter of this rectangle = 70 inches \n" ); document.write( "---\r \n" ); document.write( "\n" ); document.write( "Width = x \n" ); document.write( "Length = 6x \n" ); document.write( "---\r \n" ); document.write( "\n" ); document.write( "2(x) + 2(6x) = 70 \n" ); document.write( "2x + 12x = 70 \n" ); document.write( "14x = 70 \n" ); document.write( "x=5 \n" ); document.write( "--- \n" ); document.write( "Lenght = 5 \n" ); document.write( "Width = 30 (6*5) \n" ); document.write( "--- \n" ); document.write( "Area = 5 * 30 \n" ); document.write( "Area = 150 in^2 \n" ); document.write( "=== \n" ); document.write( " |