What is the area of a polygon with vertices at (-5,2) (-2,3) (3,3) (3,-3) (-2,-3)

What is a possible solutions of the x> 3?

What is the total area of the figure?

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?