The speed of an object and the direction in which it moves, Ask an Expert

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The speed of an object and the direction in which it moves constitute a vector quantity known as the velocity. An ostrich is running at a speed of 20.7 m/s in a direction of 74° north of west.

(a) What is the magnitude of the ostrich's velocity component that is directed due north?

(b) What is the magnitude of the ostrich's velocity component that is directed due west?

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