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Cible atteinte! Bravo.

15 cm

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9 cm

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17 cm

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11 cm

r1 = 8 (slider from 1 to 16, step 1)
A = (2.6186067648205738, 8.051507993826341)
B = Point(Circle[A, r1])
f = Segment(A, B)
B' = Rotate(B, 50°, A)
α = Angle(B, A, B')
g = Ray(A, B')
c = Circle(B, 11)
C = Intersect(c, g, 1)
h = Segment(B, C)
i = Segment(A, C)
A' = Rotate(A, 100°, B)
β = Angle(A, B, A')
j = Ray(B, A')
d = Circle(A, 16)
D = Intersect(d, j, 1)
k = Segment(A, D)
l = Segment(B, D)
E = Midpoint(k)
F = Midpoint(h)
e = Circle(B, 7)
p = Circle(D, 9)
G = Intersect(e, p, 1)
m = Segment(D, G)
n = Segment(B, G)
H = Midpoint(m)
I = Midpoint(n)
B'_{1} = Rotate(B, 60°, C)
γ = Angle(B, C, B'_{1})
q = Ray(C, B'_{1})
B'_{2} = Rotate(B, -80°, G)
δ = Angle(B'_{2}, G, B)
r = Ray(G, B'_{2})
J = Intersect(q, r)
s = Segment(G, J)
t = Segment(C, J)
a = Segment(B, J)
c_1 = Circle(J, 17)
d_1 = Circle(A, 21)
Cible = Intersect(c_1, d_1, 2)
b = Segment(J, Cible)
f_1 = Segment(C, Cible)
g_1 = Segment(A, Cible)
Cible2: Cible
K = Midpoint(g_1)
L = Midpoint(b)
e_1 = Circle(D, 7)
h_1 = Circle(A, 15)
M = Intersect(e_1, h_1, 1)
i_1 = Segment(D, M)
j_1 = Segment(A, M)
N = Midpoint(j_1)
O = Midpoint(i_1)
G' = Rotate(G, -70°, D)
ε = Angle(G', D, G)
k_1 = Ray(D, G')
p_1 = Circle(D, 7)
P = Intersect(p_1, k_1, 1)
l_1 = Segment(D, P)
m_1 = Segment(P, J)
Q = Midpoint(l_1)