document.write( "Question 153028: A rectangle has one side twice the length of the other. Express the area of the rectangle as a function of its perimeter A(P)? \n" ); document.write( "
Algebra.Com's Answer #112476 by vleith(2983)\"\" \"About 
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P = 2L + 2W
\n" ); document.write( "L = 2W
\n" ); document.write( "P = 2(2W) + 2W
\n" ); document.write( "P = 6W\r
\n" ); document.write( "\n" ); document.write( "So W = P/6
\n" ); document.write( "L = P/3\r
\n" ); document.write( "\n" ); document.write( "Area = L*W
\n" ); document.write( "Area = (P/3)*(P/6)
\n" ); document.write( "\"A+=+P%5E2%2F18\"
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