A = (4.8664938727857034, 16.679850875510965)
B = (10.026564425422293, 24.578728106085435)
C = (18.520834412070244, 16.71954372591586)
đa giác1, c, a, b = Polygon(A, B, C)
M = Point(c)
N = Point(b)
d = Segment(M, N)
F = (18.481141561665325, 31.76313402937177)
G = (18.758991514499602, 10.646537613966643)
e = Line(F, G)
A'_1 = Mirror(A, e)
B'_1 = Mirror(B, e)
C'_1 = Mirror(C, e)
đa giác1', c', a', b' = Polygon(A'_1, B'_1, C'_1)
D' = Mirror(M, e)
E' = Mirror(N, e)
d' = Segment(D', E')
H = (41.4236090956957, 16.918007977940345)
k = 0.8 (slider from 0 to 2, step 0.1)
A' = Dilate(A'_1, k, H)
B' = Dilate(B'_1, k, H)
C' = Dilate(C'_1, k, H)
đa giác1'', c'', a'', b'' = Polygon(A', B', C')
M' = Dilate(D', k, H)
N' = Dilate(E', k, H)
d'' = Segment(M', N')