If the coordinates of the points A, B, C, be (4,4), (3,-2) and (3,-16) respectively, then the area of the triangle ABC is
27
15
18
7
△ = 12[4(- 2 + 16) + 3(-16 - 4) + 3(4 + 2)]
= 12 [56 - 60 + 18] = 7.
If the coordinates of the points A, B, C, be (4,4), (3,-2) and (3,-16) respectively, then the area of the triangle ABC is [MP PET 1982]