Finding the Bearing of an Aircraft A DC-9 aircraft leaves Midway Airport from runway 4 RIGHT, whose bearing is N40°E.After flying for 1/2 mile, the pilot requests permission to turn 90° and head toward the southeast.The permission is granted. After the airplane goes 1 mile in this direction, what bearing should the control tower use to locate the aircraft?

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
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Chapter3: Additional Topics In Trigonometry
Section3.2: Law Of Cosines
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Finding the Bearing of an Aircraft A DC-9 aircraft leaves
Midway Airport from runway 4 RIGHT, whose bearing is
N40°E.After flying for 1/2 mile, the pilot requests permission
to turn 90° and head toward the southeast.The permission is
granted. After the airplane goes 1 mile in this direction, what
bearing should the control tower use to locate the aircraft?

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