Dylanadamsoncanine Dylanadamsoncanine 16-07-2022 Mathematics contestada Question 12 of 40 Given right triangle ABC, which of the following statements must be true? Check all that apply. A C A. sin C = cos(90° - C) B. ZA and ZC are complementary C. sinC = cos(A-90°) D. sinC = cos(90° - A)