document.write( "Question 1034637: Solve\r
\n" ); document.write( "\n" ); document.write( "The width of a rectangular picture is one-half its length. If it's area is 648 in.^2, what are the dimensions of the picture?
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Algebra.Com's Answer #649311 by fractalier(6550)\"\" \"About 
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Okay...the area of a rectangle is given by
\n" ); document.write( "A = LW
\n" ); document.write( "We know that W = (1/2)L or L = 2W.
\n" ); document.write( "Plugging in we have
\n" ); document.write( "648 = (2W)(W)
\n" ); document.write( "2W^2 = 648
\n" ); document.write( "W^2 = 324
\n" ); document.write( "W = 18 inches so that
\n" ); document.write( "L = 36 inches
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