Question

what is the complementary angle to B = pi/3? a) pi/2 b) pi/3 c) pi/4 d) pi/6

Answer 1

B = π/3 = 60°

Complementary of B = 90° - 60°

Complementary of B = 30°

Complementary of B = π/6

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Answer : π/6 (Answer D)
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