If the wind blows at 20 mph due West and an airplane heads South at 400 mph, what is the resultant speed and direction of the plane?
2026-03-29 07:28:43.1774769323
How to find the resultant vector in a word problem
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the velocity of the plane relative to the earth is $$\left(\begin{matrix}-20\\-400\end{matrix}\right)$$
So you can calculate the speed and bearing from this?