A commuter airplane starts from an airport and takes the route shown in figure below. The plane first flies to city A, located 175 km away in a direction 30.0o north of east. Next, it flies for 150.0 km 20o west of north, to city B. Finally, the plane flies 190.0 km due west, to city C. Find the location of city C relative to the location of the starting point.
