Question

find the area of triangle whose vertices are P(-2/5,6),Q(2,8)and R(-4,3)​

Answer 1

Step-by-step explanation:

area of triangle=1/2(-2/5(8-3)+2(3-6)-4(6-8)

=1/2(-2-6+8)

=1/2(0)

=0.

hence these points are collinear, so triangle formation is not possible