Asked by Melinda
If a plane takes off on runway 31 (N 31o W) and flies 4 miles, then makes a right (90o) turn and flies 11 miles, what bearing will the traffic controller use to locate the plane?
Answers
Answered by
Steve
After making the first leg, the plane is at
(-4sin31°,4cos31°) = (-2.06,3.43)
From there, the plane flies at W31°S,
moving another (-11cos31°,-11sin31°) = (-9.43,-5.67),
ending up at (-11.49,-2.24)
The bearing is W11°S
(-4sin31°,4cos31°) = (-2.06,3.43)
From there, the plane flies at W31°S,
moving another (-11cos31°,-11sin31°) = (-9.43,-5.67),
ending up at (-11.49,-2.24)
The bearing is W11°S
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