A = (26.296297564403115, 4.205520263253323)
B = (44.287580522524856, 13.579925594064136)
C = (52.809767186898306, 4.300211226190806)
D = (41.16277874558792, -7.110049807775864)
E = (31.362264081558443, -3.937902549370201)
đa giác1, a, b, c, d, e = Polygon(A, B, C, D, E)
f = Segment(A, C)
g = OrthogonalLine(B, f)
h = OrthogonalLine(D, f)
i = OrthogonalLine(E, f)
H = Intersect(i, f)
G = Intersect(g, f)
K = Intersect(h, f)
j = Segment(H, E)
k = Segment(K, D)
l = Segment(B, G)
α = Angle(C, G, B)
β = Angle(A, K, D)
γ = Angle(E, H, C)