document.write( "Question 1038898: how do you figure out how to find the length of leg a when you know leg b and the hypotenuse \n" ); document.write( "
Algebra.Com's Answer #653619 by ikleyn(52794)\"\" \"About 
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\n" ); document.write( "how do you figure out how to find the length of leg a when you know leg b and the hypotenuse c.
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\n" ); document.write( "\n" ); document.write( "Like millions of other people, we use the Pythagorean theorem\r
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\n" ); document.write( "\n" ); document.write( "a = \"sqrt%28c%5E2+-+b%5E2%29\".\r
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\n" ); document.write( "\n" ); document.write( "On Pythagorean theorem see the lessons\r
\n" ); document.write( "\n" ); document.write( "    - The Pythagorean Theorem\r
\n" ); document.write( "\n" ); document.write( "    - More proofs of the Pythagorean Theorem\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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