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Posted by on Saturday, September 17, 2011 at 2:50pm.

A delivery truck travels 19 blocks south, 25 blocks east and 24 blocks north. What is its final displacement from the origin? Assume the blocks are equal length.
?(counterclockwise from east is positive)

I got the displacement with no problem (about 25.3 blocks), but for the degree i get 9 which is incorrect.

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