An airplane flying at an altitude of 1000 feet spots a runway beacon 4000 feet away.What should the airplane’s angle of descent

Question

Dovator [93]

3 years ago

8

An airplane flying at an altitude of 1000 feet spots a runway beacon 4000 feet away.What should the airplane’s angle of descent

be in order to land on the runway?
a.14°
b.18°
c.20°
d.31°

Mathematics

1 answer:

eimsori [14] · Answer 1 · 2022-03-11T08:31:45+03:00

eimsori [14]3 years ago

4 0

tan(theta) = opposite side/adjacent side
So tan (theta) = 1000/4000= 1/4
so theta= arc tan(1/4)= 0.245 radians= 0.245*180/pi = 14degree
So option a is correct.