document.write( "Question 325386: Find the length for side a in the right triangle, if b=4 and c=5. \n" ); document.write( "
Algebra.Com's Answer #233020 by checkley77(12844)\"\" \"About 
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a^2+b^2=c^2
\n" ); document.write( "a^2+4^2=5^2
\n" ); document.write( "a^2+16=25
\n" ); document.write( "a^2=25-16
\n" ); document.write( "a^2=9
\n" ); document.write( "a=sqrt9
\n" ); document.write( "a=3 ans. for side a.
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