you are traveling on an airplane. The velocity of the plane with respect to the air is 120.0 m/s due east. The velocity of the air with respect to the ground is 43.0 m/s at an angle of 30° west of due north.
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I love vector problems, but I have to let you draw this out to scale and measure it, or figure out the trigonometric solution. I've done too many of these in my life.