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WAEC Mathematics 2023 Objective — Question 35

Question 35 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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The angle of elevation of the top of a vertical building from a point Z on the ground is 50°. If the height of the building is 124 m, find the distance from Z to the foot of the building.

  • A. 104.05 mCorrect
  • B. 147.78 m
  • C. 161.87 m
  • D. 104.05 m

Explanation

tan50°=124/x → x=124/tan50°≈104.05 m.

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