α = 1.2042771838760873 rad (slider from 0 to 3.141592653589793, step 0.017453292519943295)
A = (19.742382310821316, 4.662062836049246)
B = (17.999385622640755, 0.6780704059222427)
C = (24.08208835078106, -0.8159267553753831)
đa giác1, c, a_2, b = Polygon(A, B, C)
D = (12.521396031216128, -2.2743525556897315)
A' = Rotate(A, α, D)
B' = Rotate(B, α, D)
C' = Rotate(C, α, D)
đa giác1', c', a'_1, b' = Polygon(A', B', C')
d_2 = Segment(B, D)
e = Segment(C, D)
f = Segment(A, D)
g = Segment(C', D)
h = Segment(B', D)
i = Segment(D, A')
k = CircleArc(D, C, C')
p = CircleArc(D, A, A')
q = CircleArc(D, B, B')
E = (-14.655123760007344, -6.578487234666224)
F = (-11.702700798395371, -6.6140585956495)
j = Segment(E, F)
I = (2.525843594915348, 5.729203665547548)
r = Circle(I, j)
H = (-0.8178643375126706, -0.5669272284924451)
r' = Rotate(r, -(α), H)
I' = Rotate(I, -(α), H)
l = Segment(I, H)
m = Segment(H, I')
s = CircleArc(H, I', I)
G = Point(r)
n = Segment(I, G)
J = Point(r')
t = Segment(I', J)
K = (-7.93213653416803, -0.7447840334088291)
L = (-2.5252896647099567, 1.6029257914874393)
a = Segment(K, L)
M = (-2.4185755817601264, 6.831915856029131)
N = (-6.93613842663628, 2.883494786885404)
d = Line(M, N)
O = (-12.307413935111075, 0.2867854351061979)
K' = Rotate(K, α, O)
L' = Rotate(L, α, O)
a' = Segment(K', L')
N' = Rotate(N, α, O)
M' = Rotate(M, α, O)
d' = Line(M', N')
e_1 = CircleArc(O, K, K')
f_1 = CircleArc(O, L, L')
g_1 = CircleArc(O, N, N')
h_1 = CircleArc(O, M, M')
a_1 = Segment(O, K)
b_1 = Segment(K', O)
c_1 = Segment(L, O)
d_1 = Segment(O, L')