document.write( "Question 250382: Im using the pythagorean theorem, I need to find the lenghth of the of the third side: leg 1=10, leg 2= x and the hypotenuse is 30. \n" ); document.write( "
Algebra.Com's Answer #182298 by edjones(8007)\"\" \"About 
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10^2+b^2=30^2
\n" ); document.write( "100+b^2=900
\n" ); document.write( "b^2=800
\n" ); document.write( "b=sqrt(400*2)
\n" ); document.write( "b=20sqrt(2)
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