A man is standing on the deck of a ship, which is 10 m above the water level. He observes the angle of elevation of the top of a cliff to be 45° and the angle of depression of the base to be 30°. Find the height of the cliff.
Q1. A man is standing on the deck of a ship, which is 10 m above the water level. He observes the angle of elevation of the top of a cliff to be 45° and the angle of depression of the base to be 30°. Find the height of the cliff.
Answer: 37.32 m
Explanation: Using tan 45° and tan 30°, we calculate the height of the cliff above the water level and add 10 m.