Question

After flying at an altitude of 500 meters, a hang glider starts to descend when the ground distance from the landing pad is 15 kilometers. What is the angle of depression for this part of the flight?
a. 1.7°
b. 1.9°
c. 88.1°
d. 88.3°

Answer 1

15 kilometers = 15000 m

tan x = 500 / 15000

x = 1.909

answer

b. 1.9°