They are so confusing, and i dont understand how to get the answer

What is the area of the trapezoid shown ?

Plz a. s. a. p.the table shows the number of male and female contestants who did not win a prize. what is the probability that a randomly selected contestant won a prize, given that the contestant was female? write the probability as a percent. round to the neares tenth, if needed.

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).