E_1 = (-6.057978163022511, -11.480476279221453)
M = (10.799908081266175, 0.05002600042189015)
N = (18.13418326546971, 0.0865149316865843)
đa giác1, a, a_1, b, O = Polygon(M, N, 3.0)
c = Line(M, N)
d = Circle(N, O)
e = Circle(M, N)
K = Intersect(e, c, 2.0)
P = Intersect(d, c, 2.0)
f = Segment(K, M)
g = Segment(N, P)
h = Segment(P, O)
i = Segment(O, K)