r

L-r

r variieren

A = Point(xAxis)
B = Point(xAxis)
f = Line(A, B)
C = Point(yAxis)
D = Point(yAxis)
g = Line(C, D)
F_1 = (4, 0)
F_2 = (-4, 0)
H_1 = (-12.18, 7.8)
H_2 = (-1.66, 7.78)
L = Segment(H_1, H_2)
r = 4.5 (slider from 0 to 10)
K_1 = Circle(F_2, r)
K_2 = Circle(F_1, L - r)
E = Point(K_1)
h = Segment(F_2, E)
F = Point(K_2)
i = Segment(F_1, F)
S_1 = Intersect(K_1, K_2, 1)
S_2 = Intersect(K_1, K_2, 2)