engineering mathematics MCQ #222

A man standing on the ground observes the angle of elevation of the top of a tower to be 60°. If he walks 20 m towards the tower, the angle becomes 30°. Find the height of the tower.

engineering mathematics MCQ #222

  1. Question 1

    Q1. A man standing on the ground observes the angle of elevation of the top of a tower to be 60°. If he walks 20 m towards the tower, the angle becomes 30°. Find the height of the tower.

    • A) 10 √3 m
    • B) 20 √3 m
    • C) 30 m
    • D) 20 m

    Answer: 10 √3 m

    Explanation: Using trigonometric ratios, we can form two equations and solve for height, which equals 10 √3 m.