Unit Test — Unit test Answers

Review the graph.

Consider vectors u and v, where u = ⟨1, –1⟩ and v = ⟨1, 1⟩. What is the measure of the angle between the vectors?

Let v =. What is the approximate direction angle of v?

Let v be a vector with initial point (–5, –11) and terminal point (6, 2). What is ?

A plane flies at 350 mph in the direction 40° north of east, with a wind blowing at 40 mph in the direction 30° south of east. What is the plane’s drift angle?