WAEC Further Mathematics 2011 Question 2

Question 2

Trigonometry

Express 75° in radians, leaving your answer in terms of π.

  1. A.5π/12
  2. B.3π/4
  3. C.5π/6
  4. D.7π/6
Show the answer and explanation

Answer: A (5π/12)

Explanation

180° = π radians, so 75° = 75π/180 = 5π/12.