Your question is incomplete. You described two displacement vectors but never asked a question about them. You also did not provide dimensions for the displacement vectors. (feet, meters, km?)
The question was asked and answered a week ago
http://www.jiskha.com/display.cgi?id=1330566690
Ricardo and Jane are standing under a tree in the middle of a pasture. An argument ensues, and they walk away in different directions. Ricardo walks 22.0 in a direction 60.0 west of north. Jane walks 10.0 in a direction 30.0 south of west. They then stop and turn to face each other.
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