document.write( "Question 181162: Pat is sewing a rectangular tablecloth for her dinning room table. The tablecloth measures 90cm by 180cm. She wants to sew a piece of decorative trim along both diagonals of the tablecloth. How much trim will she need? \n" ); document.write( "
Algebra.Com's Answer #135883 by Mathtut(3670)\"\" \"About 
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\"90%5E2%2B180%5E2=c%5E2\" where c is one diagonal
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\n" ); document.write( "\"c%5E2=40500\"
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\n" ); document.write( "\"c=201.25%29\"cm
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\n" ); document.write( "201.25*2=402.5 cm of decorative material will be needed
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