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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)​

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 cos90 C B ZA and ZC are complementary class=

Respuesta :

  • sinC=AB/AC
  • cosA=AB/AC
  • sinC=cos(90-C)=cosA

Angles are complementary

  • Option B and A are correct

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