document.write( "Question 360358: how can i do the Pythagorean theorem \n" ); document.write( "
Algebra.Com's Answer #257158 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! Let a & b be the length of the 2 sides of a triangle & c the hypotenuse. \n" ); document.write( "Assume a=3 & b=4 solve for c. \n" ); document.write( "a^2+b^2=c^2 \n" ); document.write( "3^2+4^2=c^2 \n" ); document.write( "9+16=c^2 \n" ); document.write( "25=c^2 \n" ); document.write( "c=sqrt25 \n" ); document.write( "c=5 ans. for the length of the hypotenuse. \n" ); document.write( "----------------------------------------------- \n" ); document.write( "Let a=5 & c=13 solve for b. \n" ); document.write( "5^2+b^2=13^2 \n" ); document.write( "25+b^2=169 \n" ); document.write( "b^2=169-144 \n" ); document.write( "b^2=25 \n" ); document.write( "b=sqrt25 \n" ); document.write( "b=5 ans. for the other side. \n" ); document.write( " |