document.write( "Question 129903: The base of a triangle is 5 cm greater than the height .the area is 18cm^2 find height and length of base? \n" ); document.write( "
Algebra.Com's Answer #95038 by scott8148(6628)![]() ![]() You can put this solution on YOUR website! let x=height, so x+5=base __ area=(1/2)base*height __ 18=(1/2)(x+5)(x)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "multiplying by 2 __ 36=x^2+5x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "subtracting 36 __ 0=x^2+5x-36\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "factoring __ 0=(x+9)(x-4) \n" ); document.write( " |