A = (1.6771824528660833, 3.1025221319487244)
B = (-1.4551580724622455, -1.0538527958907888)
a = Segment(A, B)
C = (7.500123173027717, -1.214485643343524)
b = Segment(B, C)
c = Segment(C, A)
d: a / 3.0
e = Circle(A, d)
f = Circle(B, d)
D = Intersect(e, a, 1.0)
E = Intersect(f, a, 1.0)
g = Segment(A, D)
h = Segment(D, E)
i = Segment(E, B)
M = Midpoint(b)
j = Segment(B, M)
k = Segment(M, C)
l = Segment(D, C)
m = Segment(E, M)
n = Segment(A, M)
I = Intersect(l, n)
đa giác1, c_1, a_1, b_1 = Polygon(A, B, C)