Three vertices of triangle ABC are (3,2,-1)B(-1,-1,-1) and C(1,5,5).If the internal bisector of angle BAC meets the opposite side BC at D,then find the co ordinates of D..
Three vertices of triangle ABC are (3,2,-1)B(-1,-1,-1) and C(1,5,5).If the internal bisector of angle BAC meets the opposite side BC at D,then find the co ordinates of D..