PLEASE HELP! PRE-CAL!

Question

anonymous · Answer

You're basically solving this (sorry for what is probably going to be a terrible diagram): |dw:1347547200684:dw| It's known as the parallelogram of forces: http://en.wikipedia.org/wiki/Parallelogram_of_force Are you able to continue from here?

anonymous · Answer

no. this is very confusing for me and im not good at math. can u show me how to solve step by step?

anonymous · Answer

Of course, just give me a moment to draw yet another terrible diagram.

anonymous · Answer

lol ok

anonymous · Answer

|dw:1347547483729:dw|
I'm assuming here that the angles are to be taken as bearings by the way.
Now if we label the vertices of this triangle then we can find one of the angles using alternate angles of parallel lines: