Lemma
MediumVectors in geometry
OpenStax, Algebra and Trigonometry 2e §10.8 Vectors · Exercise 70 · Geometry · Vectors in geometry

Vectors · Exercise 70

An airplane needs to head due north, but there is a wind blowing from the northwest at 80 km/hr. The plane flies with an airspeed of 500 km/hr. To end up flying due north, how many degrees west of north will the pilot need to fly the plane?

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OpenStax, Algebra and Trigonometry 2e · §10.8 Vectors · Exercise 70

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