Geometry
posted by Amber .
A plane is is flying 225 mph heading S25°W. The wind is blowing S80°E at 60 mph.
11. What is the bearing of the plane?
12. What is the smallest angle of the triangle?
13. What is the largest angle of the triangle?
14. What is the remaining angle of the triangle?
15. What is the ground speed of the plane?
16. Vector A has a magnitude of 3 in the leftward direction and B has a magnitude of 5 in the rightward direction. What is the value of 2A – B?
Please help out with these questions, thank you. <3

I did a very similar question like yours here
http://www.jiskha.com/display.cgi?id=1306326095
study the solution and apply it to your problem. 
11. What is the bearing of the plane?
12. What is the smallest angle of the triangle?
13. What is the largest angle of the triangle?
14. What is the remaining angle of the triangle?
15. What is the ground speed of the plane?
I am lost on these