document.write( "Question 920602: The height of a triangle is 5cm more than the length of the base .if the area of the triangle is 75cm2, find the height and length of the base \n" ); document.write( "
Algebra.Com's Answer #558484 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The height of a triangle is 5cm more than the length of the base .if the area of the triangle is 75cm2, find the height and length of the base \n" ); document.write( "---------------- \n" ); document.write( "Area = (1/2)(height)(base) \n" ); document.write( "------------------------ \n" ); document.write( "75 = (1/2)(x+5)(x) \n" ); document.write( "------ \n" ); document.write( "150 = x^2 + 5x \n" ); document.write( "------- \n" ); document.write( "x^2 + 5x - 150 = 0 \n" ); document.write( "Factor:: \n" ); document.write( "(x+15)(x-10) = 0 \n" ); document.write( "Positive solution:: \n" ); document.write( "base:: x = 10 cm \n" ); document.write( "------ \n" ); document.write( "height:: x+5 = 15 cm \n" ); document.write( "-------------------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------------ \n" ); document.write( " |