Use the Law of Cosines to solve. 6. Two flying drones leave an airport at the same time. The heading of the first is 120° and the heading of the second 320°. If the drones are travelir at 80 and 50 mph respectively, how far apart will they be after 1 hour? (50)+(802)-2 (50)(80) cos(160) +6²-2abcos C 1960 √ez /C=128

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