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At one instant a bicyclist is 40 m due east of a park's flagpole, going due south with a speed of 16 m/s.
At one instant a bicyclist is 40 m due east of a park's flagpole, going due south with a speed of 16 m/s. Then, 9 s later, the cyclist is 35 m due north of the flagpole, going due east with a speed of 15 m/s. For the cyclist in this 9 s interval, find each of the following.(b) average velocity- magnitude(c) average acceleration- magnitude and direction (north of east)