Solve the all parts of given question:
Question: Ships A and B leave port together. For the next two hours, ship A travels at 40.0mph in a direction 40.0 degree west of north while the ship B travels 50.0 ?east of north at 40.0mph.
Part I: What is the distance between the two ships two hours after they depart?
Part II: What is the speed of ship A as seen by ship B?
Explain your answers please for best answer!