engineering mathematics MCQ #61

The angle of elevation of a cloud from a point 60 m above a lake is 30° and the angle of depression of the reflection of the cloud in the lake is 60°. Find the height of the cloud.

engineering mathematics MCQ #61

  1. Question 1

    Q1. The angle of elevation of a cloud from a point 60 m above a lake is 30° and the angle of depression of the reflection of the cloud in the lake is 60°. Find the height of the cloud.

    • A) 120 m
    • B) 60 m
    • C) 60√3 m
    • D) 120√3 m

    Answer: 120 m

    Explanation: Using trigonometric ratios, height = 60 + 60 = 120 m.