Question

t3.6An airplane takes off from point B and flies east at350 mi/h. Simultaneously, another airplane at point A, 200 miles southeast, takes off and flies northeast at 390 mi/h. (a)

How close will the airplanes come to each other if they fly at the same altitude? (b) If both airplanes leave at 6:00 p.m., at what time will this occur?

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