Question 11 of 40 5 points given right triangle abc, which of the following statements must be true? check all that apply. a. sin c = cos(a-90°) b. sin c = cos(90° - a) oc. za and 2c are complementary d. sin c - cos(90°-c)

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer