Figuur II

afstand = 1 (slider from 0 to ((2 * straal) * 0.95), step 0.1)
H: (9, -11)
G = (-1, -11)
f_1 = Circle(G, afstand)
b = Line(G, H)
N, O = Intersect(f_1, b)
a_1 = Segment(G, O)
straal = 3 (slider from 0 to 5, step 0.1)
r = Circle(O, straal)
k = Circle(G, straal)
J = Intersect(k, r, 2)
I = Intersect(k, r, 1)
i = Segment(I, J)
K = Intersect(i, a_1)
s = CircleArc(G, I, J)
c_1 = CircleArc(G, J, I)
e_1 = Circle(K, O)
L = Intersect(e_1, i, 1)
M = Intersect(e_1, i, 2)
d_1 = CircleArc(O, J, I)
t = CircleArc(O, I, J)