Figuur I

straal = 3 (slider from 0 to 5, step 0.1)
A: (-9, -14)
c = Circle(A, straal)
E = Point(c)
h_2 = Ray(E, A)
D = Intersect(c, h_2, 2)
d = CircleArc(A, E, D)
C = Point(d)
r = Ray(C, A)
e = CircleArc(A, D, E)
B = Intersect(c, r, 2)
f = Segment(B, C)
g = Segment(D, E)
P = (-3, -12)
S = (-2, -12)
r_1 = Segment(P, S)
T = (-1, -12)
s_1 = Segment(S, T)
U = (0, -12)
t_1 = Segment(T, U)
V = (-3, -13)
W: (-1.5, -13)
a_1 = Segment(V, W)
Z = (0, -13)
b_1 = Segment(W, Z)
G_1 = (-3, -14)
H_1: (-1.5, -14)
f_2 = Segment(G_1, H_1)
I_1 = (0, -14)
g_2 = Segment(H_1, I_1)
j = Segment(E, A)
h = Segment(D, A)
i = Segment(A, C)
k = Segment(A, B)
c_2 = CircleArc(A, B, C)