Figuur I

Figuur II

P = (-3, -1)
B = (0, -1)
H = (8, -1)
e = Circle(H, Distance[B, P])
I = Point(e)
m = Ray(I, H)
J = Point(m)
K = Intersect(e, m, 2)
e_1 = CircleArc(H, I, K)
C = Point(e_1)
c = Circle(J, C)
M = Intersect(e, c, 1)
k_1 = CircleArc(H, M, I)
d = Circle(B, P)
E = Point(d)
f = Ray(E, B)
A = Intersect(d, f, 2)
c_1 = CircleArc(B, E, A)
G = Point(c_1)
d_1 = CircleArc(B, G, A)
g = Segment(A, B)
h = Segment(B, E)
D = Point(d_1)
i = Segment(D, B)
F = Point(h)
j = Segment(D, F)
k = Segment(F, G)
l = Segment(G, B)
n = Segment(I, J)
p = Segment(J, H)
q = Segment(H, K)
N = Point(k_1)
s = Segment(H, N)
t = Segment(J, M)
O = Intersect(s, t)
a = Segment(J, O)
b = Segment(H, O)
f_1 = Segment(O, N)
g_1 = Segment(O, M)
α = Angle(D, B, G)
β = Angle(G, B, E)
i_1 = Segment(B, F)
j_1 = Segment(F, E)
δ = Angle(K, J, M)
h_1 = Segment(H, C)
r = Segment(J, C)
L = (-4.95509698100925, -6.459052016004962)