50 PTS!!!

2. A 146 m wide river flows from north to south with a speed of 5.2 m/s. A boat heads east across the river at
7.4 m/s.

a. What is the resultant displacement of the boat once it reaches the other side of the river?

b. At what angle would the same boat have to face (relative to the Eastern shore) to end up directly across
the river?