document.write( "Question 297756: the area of a triangle is 27 square inches. if the height is 3 inches less than two times the base, determine the height and base of the triangle \n" ); document.write( "
Algebra.Com's Answer #214367 by user_dude2008(1862) ![]() You can put this solution on YOUR website! A=(bh)/2\r \n" ); document.write( "\n" ); document.write( "27=(b(2b-3))/2\r \n" ); document.write( "\n" ); document.write( "54 = 2b^2-3b\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2b^2-3b-54=0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(2b+9)(b-6)=0\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2b+9=0 or b-6=0\r \n" ); document.write( "\n" ); document.write( "b=-9/2 or b=6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: base = 6, height = 9 \n" ); document.write( " |