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anonymous
 one year ago
A plane is headed in direction 58 with an airspeed of 150 mph. The course is 72 with a ground speed of 130 mph.
Find the direction of the wind.
14°
54°
184°
anonymous
 one year ago
A plane is headed in direction 58 with an airspeed of 150 mph. The course is 72 with a ground speed of 130 mph. Find the direction of the wind. 14° 54° 184°

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.07258 = 14° law of cosines w² = 150² + 130²  2*150*130cos14° = 1558 w = speed of the wind = 39.5 mph
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