The function can be used to determine one leg length, b, of a right triangle given the other leg length, a. The function can be used to find the area of a right triangle. Which statements are true? Check all that apply. The function is one way to compose the functions. The function is one way to compose the functions. g(b(a)) can be used to find the area of the triangle based on side length a. b(g(a)) can be used to find the area of the triangle based on side length a. g(b(a)) can be used to find side length a given the area of the triangle. b(g(a)) can be used to find side length a given the area of the triangle.