How to construct a quadrilateral when 2 sides and 3 angles are given

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

Which statement about the graph of y = 8(0.25)^2

If you answer right ill give brainliest, : )