Mathematics, 12.02.2021 19:10 ParallelUniverse

Which of the the following statements are true? (Select all that apply) A. If A and B are complementary angles, then sin(A) = cos(B)
B. sin(20) = cos(30)
C. cos(45) = sin(45)
D. sin(50) = cos(40)

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More questions: Mathematics Another questions

Which of the the following statements are true? (Select all that apply) A. If A and B are complementary angles, then sin(A) = cos(B) B. sin(20) = cos(30) C. cos(45) = sin(45) D. sin(50) = cos(40)

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Another question on Mathematics

Which of the the following statements are true? (Select all that apply) A. If A and B are complementary angles, then sin(A) = cos(B)
B. sin(20) = cos(30)
C. cos(45) = sin(45)
D. sin(50) = cos(40)