An airplane is heading north at an airspeed of 600 km/hr, but there is a wind blowing from the southwest at 40 km/hr. Find the number of degrees the plane is off course and its groundspeed.

Will give brainliest! jay rides his 2.0-kg skateboard. he is moving at speed 5.8 m/s when he pushes off the board and continues to move forward in the air at 5.4 m/s. the board now goes forward at 13 m/s.a. determine jay’s mass.b. determine the change in the internal energy of the system during this process.(express your answer to two significant figures and include the appropriate units.)