SOLUTION: Joe walked 40 miles north and then turned and walked 20 miles east. what was his resultant DISPLACEMENT?

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Question 1164599: Joe walked 40 miles north and then turned and walked 20 miles east. what was his resultant DISPLACEMENT?
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
+sqrt%2840%5E2+%2B+20%5E2%29+ at an angle of tan%5E-1%2840%2F20%29+ degrees (measured CCW from East).