An airplane is flying horizontally at an altitude of 9000 m. An observer on the ground noticed that when the angle of elevation of the plane is 60 degrees, the angle decreases at the rate of 0.15 radians per second. What is the velocity of the plane in kph?
An airplane is flying horizontally at an altitude of 9000 m. An observer on the ground noticed that when the angle of elevation of the plane is 60 degrees, the angle decreases at the rate of 0.15 radians per second. What is the velocity of the plane in kph?
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter1: Trigonometry
Section: Chapter Questions
Problem 2T
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An airplane is flying horizontally at an altitude of 9000 m. An observer on the ground noticed that when the angle of elevation of the plane is 60 degrees, the angle decreases at the rate of 0.15 radians per second. What is the velocity of the plane in kph?
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