Mechanical Engineering: Solve Question on Bent Bar Forces

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Homework Statement



hi everybody I'm new to mechanical engineering, currently studying for it

and i was wondering if someone can please help me solve this question and show working out.

"the two forces shown act at point A of the bent bar. Determine the resultant R of the two forces."


Answer: R = 2.35i - 3.45j kN"

[PLAIN]http://img802.imageshack.us/img802/8416/problem.jpg
 
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