Question

You are at the top of a lighthouse that is 500 ft tall. You look down towards the ocean and see a boat located 800 ft. from the shore.

a) What is the angle of depression from your position to the boat? Round to the nearest whole number.

b) If the boat travels away from the lighthouse an additional 1000 feet, what is the angle of depression from your position to the boat? Round to the nearest whole number.

C) By how many degrees did your line of sight change.

Answer 1

a) 32° (nearest whole number)

b) 16° (nearest whole number)

c) 16.5° (1 d.p.)

Explanation:

Please see the attached picture for the full solution.