afstand = 1.7 (slider from 0 to straal, step 0.1)
A = (0, 0)
d = Circle(A, afstand)
straal = 3 (slider from 0 to 5, step 0.1)
c = Circle(A, straal)
B = Point(c)
f = Line(A, B)
C = Intersect(c, f, 2)
g = Segment(C, B)
D = Intersect(d, g, 2)
h = OrthogonalLine(D, g)
E = Intersect(c, h, 1)
i = Segment(E, D)
F = Intersect(c, h, 2)
j = Segment(F, D)
k = Segment(A, D)
l = Segment(A, E)
m = Segment(A, F)
α = Angle(A, E, D)
β = Angle(E, D, A)
γ = Angle(A, D, F)
δ = Angle(D, F, A)
G = Intersect(d, g, 1)