document.write( "Question 1058122: the area of the floor of a rectangular room is 60 square meters. if the perimeter of the floor is 34 meters, what are the dimensions of the floor ( solve algebraically) \n" ); document.write( "

Algebra.Com's Answer #673148 by ikleyn(52782) $\"\"$ $\"About$

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\n" ); document.write( "the area of the floor of a rectangular room is 60 square meters. if the perimeter of the floor is 34 meters,
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document.write( "Let L be the length (in meters), and W be the width. Then\r\n" );
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document.write( "2L + 2W = 34,\r\n" );
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document.write( "hence\r\n" );
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document.write( "L + W = 17.\r\n" );
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document.write( "Then W = 17-L.\r\n" );
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document.write( "The area is \r\n" );
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document.write( "A = L*W = L*(17-L) = .\r\n" );
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document.write( "Thus you have an equation \r\n" );
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document.write( " = 60,   or\r\n" );
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document.write( " = 0.\r\n" );
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document.write( "Factor the left side:\r\n" );
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document.write( "(L-5)*(L-12) = 0.\r\n" );
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document.write( "The roots are 5 and 12.\r\n" );
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document.write( "The length is 12 meters, The width is 5 meters.\r\n" );
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\n" ); document.write( "\n" ); document.write( "For many other examples of similar solved problems see the lesson\r
\n" ); document.write( "\n" ); document.write( " - Problems on the area and the dimensions of a rectangle\r
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