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WAEC Mathematics 2023 Objective — Question 24

Question 24 of 50 from the West African Examinations Council (WAEC) Mathematics 2023 Objective paper, with the correct answer and a full explanation.

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Mrs. Kebeh stands at a distance of 110 m away from a building of vertical height 58 m. If Kebeh is 2 m tall, find the angle of elevation of the top of the building from her eye.

  • A. 28°
  • B. 27°Correct
  • C. 26°
  • D. 20°

Explanation

Effective height=58-2=56m. tanθ=56/110 → θ=tan⁻¹(56/110)≈26.98°≈27°.

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