# Answer on Mechanics | Relativity Question for Brandon

Question #18346

what is the direction of a person that walks 3.0km north and 4.0km east

Expert's answer

Use Tan function to find the angle.

(θ represents an angle)

Tanθ = opp/adj

= 4km / 3km

θ = tan-1(4km/3km)

So the direction would be [N θ E]

(θ represents an angle)

Tanθ = opp/adj

= 4km / 3km

θ = tan-1(4km/3km)

So the direction would be [N θ E]

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