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1a) A person runs a complete circuit around a 400m track in 200s. What is the...

1a) A person runs a complete circuit around a 400m track in 200s. What is the total distance traveled, displacement, average speed, and average velocity?

1b) A person walks 30 m N and then walks 20 m E. Finally that person walks 10 m N. What is the distance from the start point in magnitude and direction?

Please show work :)

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