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August 3, 2015

Homework Help: Physics: Vectors

Posted by Joey on Tuesday, June 19, 2012 at 8:57pm.

A hiker walks 10.0 km[NE], 5.0 km[W], and then 2.0 km[S] in 2.5 h.

(a) What is the hiker's displacement?
(b) In what direction must the hiker set out, in order to return by the most direct route to the starting point?
(c) If the hiker walks at a constant speed for the entire trip and returns by the most direct route, how long will the total walk take?

Thanks!

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