A 55-Kg Object, Moving at Constant Velocity, Is Acted on by by Three

Multiple Choice

A 5.5-kg object, moving at constant velocity, is acted on by three forces. One force is 20 N along the +x axis. The second force is 25 N along the +y axis. What is the direction of the third force (measured counterclockwise from the x +axis) ?

A) 231°
B) 129°
C) 269°
D) 246°