engineering mathematics MCQ #8

From the top of a cliff 100 m high, the angles of depression of two rocks on the ground on the same side of the cliff are 30° and 60°. The distance between the rocks is

engineering mathematics MCQ #8

  1. Question 1

    Q1. From the top of a cliff 100 m high, the angles of depression of two rocks on the ground on the same side of the cliff are 30° and 60°. The distance between the rocks is

    • A) 100√3 / 3 m
    • B) 100√3 m
    • C) 200√3 / 3 m
    • D) 150 m

    Answer: 200√3 / 3 m

    Explanation: Using trigonometric relations for the angles of depression, we derive the distance between the rocks.