A = (2.28, -0.8)
B = (8.94, -0.8)
a = Line(A, B)
C = (-0.02, 3.48)
D = (8.92, 3.5)
E = Point(a)
b = Segment(C, E)
c = Segment(E, D)
d: b + c
D' = Mirror(D, a)
e = Segment(C, D')
f = Segment(E, D')