Question

What is the probability that a point chosen at random in the given figure will be inside the larger triangle and outside the smaller triangle?


Enter your answer, as a fraction in simplest form, in the box.

Answer 1

The probability of a choosing a random point inside the larger triangle but outside the smaller triangle is:

(larger area-smaller area)/larger area...

(10*6/2-4*4/2)/(10*6/2)

22/30

11/15