While following the directions on a treasure map, a pirate walks 37.0 m north and then turns and walks 8.5 m east. What is the magnitude of his resultant displacement? (1 point)

Question

38 m
45.5 m
28.5 m

What is the direction (including angle) of the pirate's displacement in question #3? (1 point)
13º north of east
77º north of east
13º north
77º north

How fast must a truck travel to stay beneath an airplane that is moving 125 km/h at an angle of 35º to the ground? (1 point)
125 km/h
72 km/h
102 km/h
50 km/h

A baseball is thrown at an angle of 20º relative to the ground at a speed of 25.0 m/s. If the ball was caught 50.0 m from the thrower, how long was it in the air? (1 point)
2.1 seconds
0.5 seconds
10 seonds
5 seconds

How high did the baseball in question #5 travel before beginning it's descent? (1 point)
-4.5 m
3.5 m
50 m
10 m

Answer 1

forgot to add my answers dang it. ok here:

1: i think its B.
2: i think its C????
3: not sure im stuck.
4: i believes its A.
5: ima say B and hope for the Best.

Answer 2

some of the answers i gave are wrong!