A = (-2.84, 5.34)
B = (7.3, 5.2)
a = Line(A, B)
R = Point(a)
B' = Rotate(B, 327°, R)
b = Line(R, B')
S = Point(b)
U = Rotate(R, 57.000000000000014°, S)
c = Line(S, U)
d = Line(S, a)
f = Segment(R, S)
α = Angle(S, R, B)
β = Angle(R, S, U)
C = Point(d)
D = Point(d)
e = Line(S, U)
E = (-2.68, 1.18)
g = Line(E, a)
F = Point(g)
T = Intersect(g, e)
h = Segment(S, T)
γ = Angle(F, T, S)