Two helicopters are flying at the same height and are 310m apart.
There is a walker 70m below helicopter 1.
What is the angle of depression from helicopter 2 to the walker?
Give your answer to 1 d.p.
Helicopter 1
Walker
Helicopter 2

Two helicopters are flying at the same height and are 310m apart There is a walker 70m below helicopter 1 What is the angle of depression from helicopter 2 to t class=