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OpenStudy (anonymous):
A plane is headed in a direction of 58° with an airspeed of 150 miles per hour. The track is 72° with a ground speed of 130 miles per hour. Find the speed of the wind.
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OpenStudy (anonymous):
72-58 = 14° law of cosines w² = 150² + 130² - 2*150*130cos14° = 1558 w = speed of the wind = 39.5 mph
OpenStudy (anonymous):
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