# Example 11.1
MKS(N, N m, deg)
q = 40 deg
f1 = 400 N
x1 = 1 m
m1 = 500 N m
xc = 4 m
cx = -(f1 * x1 * sin(q) + m1) / (xc * sin(q))


# Example 11.6
MKS(deg)
BEGIN
   a = 20 deg
   e = -cos(a) + 4 * sin(a) * (1 - cos(a))
END
solve(e,a)


# Homework Problems:

TBD