Question

The coordinate of the points A,B and C are (6,3),(-3,5) and (4,-2) respectively. P(x,y) is any point in the plane. Show that (ar(∆PBC))/(ar(∆ABC)) =|(x+y-2))/7|.

Answer 1

4,-2) respectively.P (x,y) is any point on the plane. Show that ar (triangle PBC) ÷ ar ( triangle ABC) = x+y-2÷7 ... Hello Nashwa, area of A(6,3), B(-3,5) and C(4,-2 ...