verify that area of a triangle = 1/2 [x1 (y2 - y3 ) +x2( y3- y1 )+ x3 (y2 -y3 ) ] Share with your friends Share 0 Koka Sri Lakshmi Divya Sai answered this Here is the link to your answerhttps://www.meritnation.com/ask-answer/question/derivation-of-area-of-triangle-formula-please/coordinate-geometry/1553330 -2 View Full Answer