\(rx=4\ ft\ +\ 2\ \cos\ 30\) 
\(Fy=-40\)
\(ry=2\ \sin\ 30\)
\(Fx=0\)
=\(\left[\left(4+2\ \cos\ 30\right)\left(-40\right)-\left(2\ \sin\ 30\right)\left(0\right)\right]=-172.034\)
D)
\(Fy=-40\)