Jims dog runs 50 m northeast then 70 m west and then 20 m south what is the magnitude of his displacement?

Question

and by magnitude of his displacement i was wondering the specfic net displacement.

Answer 1

his displacement will be

(34.64)^2 + (15.36)^2 = (Distance)^2

37.9 m.

and angle with North will be

Tan Angle = 34.64/ 15.36.

The angle will be North 66 West.