document.write( "Question 134860: The width of a rectangle is fixed at 21cm. WHat lenghts will make the perimeter greater that 72 cm.
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Algebra.Com's Answer #98708 by vleith(2983)![]() ![]() ![]() You can put this solution on YOUR website! w = 21 \n" ); document.write( "Perimeter of a rectangle = 2w + 2l\r \n" ); document.write( "\n" ); document.write( "We want P > 72\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "any length > 15 cm will do it \n" ); document.write( " |