document.write( "Question 818131: A right triangle has a hypotenuse of length 21 feet.\r
\n" ); document.write( "\n" ); document.write( "If one of the legs measures 7 feet, what is the length of the other leg?
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Algebra.Com's Answer #492395 by TimothyLamb(4379)\"\" \"About 
You can put this solution on YOUR website!
h = sqrt( aa + bb )
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\n" ); document.write( "21 = sqrt( aa + 7*7 )
\n" ); document.write( "21^2 = aa + 49
\n" ); document.write( "441 = aa + 49
\n" ); document.write( "aa = 392
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\n" ); document.write( "a = 19.79899
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