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Homework Statement
Find the force in each member of an equilateral truss. See figure.
Homework Equations
sum Fy=0
sum Fx=0
sum M=0
The Attempt at a Solution
first of all i tryed to cut through AB and AC and i off set the X/Y axis by rotating 30 degrees CCW then i did,
0=Fbc735cos60
i thought i would get the right answer for Fbc but it is wrong.
Any thoughts?
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