A = (11.72, -9)
B = (26.74, 0.54)
p_1 = Line(A, B)
C = (26.08, -9.62)
p_2 = Line(A, C)
S = (28.184151838629518, -3.174333636755712)
E = (25.5, -2.74)
k = Circle(S, E)
a = 0 (slider from 0 to 7, step 1)
f = OrthogonalLine(A, p_1)
g = OrthogonalLine(A, p_2)
c = Circle(A, Radius[k])
D, F = Intersect(c, f)
G, H = Intersect(c, g)
h = Line(F, p_1)
i = Line(G, p_2)
h' = Mirror(h, k)
i' = Mirror(i, k)
j, k_{5} = Tangent(h', i')
Intersect(0.5029894468140128x² + 3.0694335891688462x y - 3.7390455282732464y² - 18.65620358543515x - 109.19732329794769y = -92.02018874517671, h')
j' = Mirror(j, k)
k' = Mirror(k_{5}, k)
S_1 = Center(j')
S_2 = Center(k')
l = Line(S_1, S)
m = Line(S, S_2)
I = Intersect(k, l, 1)
k_1 = Circle(S_1, I)
J = Intersect(k, m, 2)
k_2 = Circle(S_2, J)
n = Line(D, p_1)
p = Line(H, p_2)
n' = Mirror(n, k)
p' = Mirror(p, k)
q, r = Tangent(p', n')
Intersect(1.4536245209671161x² + 2.417276557628128x y - 0.6736311292746313y² - 72.43455492542773x - 72.20871815702212y = -881.2778064616832, p')
k_{6} = Mirror(q, k)
k_{7} = Mirror(r, k)
S_4 = Center(k_{6})
S_3 = Center(k_{7})
s = Line(S_4, S)
t = Line(S_3, S)
K = Intersect(k, t, 2)
k_3 = Circle(S_3, K)
L = Intersect(k, s, 2)
k_4 = Circle(S_4, L)