document.write( "Question 132139: 1. the perimeter of a rectangular carpet is 70 feet.the width is three-fourths the lenght.find the width.
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document.write( "2. the lenght of a rectangular room is six times as long as the width. the perimeter is 84 yards. find the width.
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document.write( "3. the width of a rectangle is 12 units less than the lenght. the perimeter is 108 units. find the lenght.
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document.write( "4. the lenght of a rectangular picture is seven inches longer than the width. find the lenght and width if the perimeter of the picture is 62 inches.
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document.write( "once again thank you so much. \n" );
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Algebra.Com's Answer #96525 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 1. the perimeter of a rectangular carpet is 70 feet.the width is three-fourths the lenght.find the width. \n" ); document.write( "P = 2(l + w) \n" ); document.write( "70 = 2(l + (3/4)l] \n" ); document.write( "35 = (7/4)l \n" ); document.write( "l = 20 \n" ); document.write( "w = (3/4)20 = 15 \n" ); document.write( "----------------------------- \n" ); document.write( "2. the length of a rectangular room is six times as long as the width. the perimeter is 84 yards. find the width. \n" ); document.write( "84 = 2[w + 6w] \n" ); document.write( "42 = 7w \n" ); document.write( "w = 6 \n" ); document.write( "length = 36 \n" ); document.write( "----------------------- \n" ); document.write( "3. the width of a rectangle is 12 units less than the lenght. the perimeter is 108 units. find the lenght. \n" ); document.write( "108 = 2[l + (l-12)] \n" ); document.write( "54 = 2l-12 \n" ); document.write( "2l = 66 \n" ); document.write( "l = 33 \n" ); document.write( "width = 33-12 = 21 \n" ); document.write( "-------------------------------\r \n" ); document.write( "\n" ); document.write( "4. the lenght of a rectangular picture is seven inches longer than the width. find the lenght and width if the perimeter of the picture is 62 inches. \n" ); document.write( "62 = 2[w + w+7] \n" ); document.write( "31 = 2w+7 \n" ); document.write( "2w = 24 \n" ); document.write( "w = 12 \n" ); document.write( "l = 12+7 = 19 \n" ); document.write( "--------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |