A = (-2, 4)
B = (2, 4)
Γ = (2, 2)
Δ = (-2, 2)
πολύγ.1, a, b, c, d = Polygon(A, B, Γ, Δ)
E = Point(a)
Ζ = Point(c)
Η = Point(d)
Θ = Point(b)
e = Line(E, Ζ)
f = Line(Η, Θ)
g = Line(A, Γ)
A' = Mirror(A, g)
B' = Mirror(B, g)
Γ' = Mirror(Γ, g)
Δ' = Mirror(Δ, g)
πολύγ.1', a', b', γ', δ' = Polygon(A', B', Γ', Δ')