document.write( "Question 181284: A right triangle has a leg of length x and a hypotenuse of length 2x. Write an equation to find the length s of the other leg, and use it to estimate s when the hypotenuse has a length of 5 cm..\r
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Algebra.Com's Answer #135923 by Mathtut(3670)\"\" \"About 
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\"x%5E2%2Bs%5E2=%282x%29%5E2\"
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\n" ); document.write( "when 2x=5 x=5/2
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\n" ); document.write( "\"%285%2F2%29%5E2%2Bs%5E2=25\"
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\n" ); document.write( "\"s%5E2=25-25%2F4\"
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\n" ); document.write( "\"s%5E2=75%2F4\"
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\n" ); document.write( "\"s=sqrt%2875%2F4%29\"
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\n" ); document.write( "\"s=5sqrt%283%29%2F2\"cm
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