Question

An airplane pilot over the pacific sights atoll at an angle of depression of 7 degrees. At this time, the horizontal distance from the airplane to the atoll is 3,729 meters

Answer 1

458 meters Choice A.

Explanation:

Answer 2

Missing info:

What is the height of the plane to the nearest meter?

A. 458 meters B. 454 meters C. 3,667 meters D. 3,701 meters

We need to get the height using the this formula:
h = m * tan(x)
h = 3,729 m * tan(7°)
h = 3,729 m * 0.12278
h = 457.85 m or 458 meters Choice A.