r = 4.15 (slider from 0 to 10, step 0.05)
A = (11.14, -4.24)
k = Circle(A, r)
P = (4.42, -4.16)
f = Segment(P, A)
k_h1 = Circle(P, A)
k_h2 = Circle(A, P)
S_2 = Intersect(k_h1, k_h2, 1)
S_1 = Intersect(k_h1, k_h2, 2)
ms = Line(S_2, S_1)
M = Intersect(ms, f)
c = Circle(M, P)
ms_{1} = Intersect(k, c, 2)
T_2 = Intersect(k, c, 1)
t_1 = Line(P, ms_{1})
t_2 = Line(P, T_2)