k = 1.8 (slider from 0 to 5, step 0.1)
O = (3.3105341369137506, 15.155645419962923)
M = (9.304154548053173, 19.561551814906473)
N = (13.51159669097224, 13.05192434850339)
a = Segment(M, N)
P = (14.622996502309347, 17.259366491422455)
b = Segment(M, P)
c = Segment(P, N)
B'_1 = Dilate(M, k, O)
C'_1 = Dilate(N, k, O)
a' = Segment(B'_1, C'_1)
M' = Dilate(M, k, O)
D'_1 = Dilate(P, k, O)
b' = Segment(M', D'_1)
P' = Dilate(P, k, O)
N' = Dilate(N, k, O)
c' = Segment(P', N')
d = Segment(O, M')
e = Segment(O, P')
f = Segment(O, N')
g = Segment(M, M')
h = Segment(P, P')
i = Segment(N, N')
đa giác1, p, m, n = Polygon(M, N, P)