Question

An airplane flies 220 km due east, makes a right-angle, and then flies 400 km due north. Find the magnitude of the plane's displacement from it's starting point. Neglect the culrvature of the earth

Answer 1

263

Answer 2

You need to square both distances.
>220^2 + 400^2 =
From there, you take the square root of the result which gives you your magnitude of displacement.