A person walks the path shown below. The total trip consists of four straight-line paths.
Path 1 is 20.0 m due east.
Path 2 is 160.0 m due south.
Path 3 is 100.0 m 30.0° south of west.
Path 4 is 180.0 m 60.0° north of west.
At the end of the walk, what is the person's resultant displacement?