Short Answer
A plane flew due north at 460 mph for 3.5 hours. A second plane, starting at the same point and at the same time flew southeast at an angle 140° clockwise from due north for 3.5 hours. If, at the end of the 3.5 hours, the two planes were 2550 miles apart, how fast was the second plane traveling?
Correct Answer:

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Correct Answer:
Verified
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