document.write( "Question 463344: the diagonal of a rectangle measures 20 cm. The width of the rectangle is 12 cm. Find the length of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #317491 by robertb(5830)\"\" \"About 
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length = \"sqrt%2820%5E2+-+12%5E2%29+=+sqrt%28256%29+=+16\". \n" ); document.write( "
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