document.write( "Question 908818: A triangle has side with 5 m, 12 m, and 13 m is it a right triangle \n" ); document.write( "
Algebra.Com's Answer #551336 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
Yes it is since \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "a^2 + b^2 = c^2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "5^2 + 12^2 = 13^2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "25 + 144 = 169\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "169 = 169\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "-------------------------------------------------------\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So if you have 3 sides, a,b,c, and they satisfy a^2 + b^2 = c^2 (c is the longest side), then you have a right triangle.
\n" ); document.write( "
\n" );