During a one-hour trip, a small boat travels 80.0 km north and then travels 60.0 km east.
-What is the direction of the boat's average velocity for the one-hour trip?
A)due east
B)36.9° north of east
C)41.7° north of east
D)49.2° north of east
E)53.1° north of east

Question

Quizplus · Accepted Answer

The direction of the boat's average velocity can be found using trigonometry. The boat travels 80 km north and 60 km east, forming a right triangle. The angle north of east is given by arctan(80/60) = 53.1°.

During a One-Hour Trip, a Small Boat Travels 80