document.write( "Question 183896: A triangle has an area of 77 square in. Find the length of the base if the base is 3 inches more then the height. \n" ); document.write( "
Algebra.Com's Answer #137974 by tvandenberg(45)![]() ![]() ![]() You can put this solution on YOUR website! A = 1/2*B*H = 77 ---> B*H = 77*2 = 154 \n" ); document.write( "B = H + 3 \n" ); document.write( "(H+3)*H = 154 \n" ); document.write( "H^2 + 3H = 154 \n" ); document.write( "H^2 + 3H - 154 = 0 \n" ); document.write( "....quadratic eqn.... \n" ); document.write( "H = 11, -14 \n" ); document.write( "Can't be negative, H = 11 \n" ); document.write( "B = 11 + 3 = 14 \n" ); document.write( " |