document.write( "Question 226598: A rectangle has a perimeter of 14 feet. Which could not be its area?
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document.write( "3.5 sq ft
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document.write( "6 sq ft
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document.write( "10 sq ft
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document.write( "12 sq ft \n" );
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Algebra.Com's Answer #168700 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! A rectangle has a perimeter of 14 feet. Which could not be its area? \n" ); document.write( "3.5 sq ft \n" ); document.write( "6 sq ft \n" ); document.write( "10 sq ft \n" ); document.write( "12 sq ft \n" ); document.write( "------- \n" ); document.write( "Perimeter = 2L + 2W = 14 \n" ); document.write( "L+W = 7 \n" ); document.write( "Area = L*W = W*(7-W) \n" ); document.write( "Choosing small values of W, eg, 0.1 --> A = 0.69 sq feet \n" ); document.write( "The max value is at L = W = 3.5 --> A = 12.25 sq feet \n" ); document.write( "Any value >0 and <=12.25 could be the area. \n" ); document.write( "------------ \n" ); document.write( "All the values above could be the area. \n" ); document.write( " |