document.write( "Question 254125: A farmer wishes to put a diagonal brace on his gate. How long should the brace be if the gate is rectangular 12 by 5 ft \n" ); document.write( "
Algebra.Com's Answer #186459 by nerdybill(7384)\"\" \"About 
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Apply Pythagorean theorem:
\n" ); document.write( "Let x = length of diagonal
\n" ); document.write( "then
\n" ); document.write( "x^2 = 12^2 + 5^2
\n" ); document.write( "x^2 = 144 + 25
\n" ); document.write( "x^2 = 169
\n" ); document.write( "x = 13 feet\r
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