document.write( "Question 188211: A painting of farmland around Lancaster is 9 inches wide and 12 inches long. What is the length of the diagonal of the picture? \n" ); document.write( "
Algebra.Com's Answer #141112 by checkley77(12844)\"\" \"About 
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9^2+12^2=d^2
\n" ); document.write( "81+144=d^2
\n" ); document.write( "225=d^2
\n" ); document.write( "d=sqrt225
\n" ); document.write( "d=15 is the length of the diagonal.
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