Uhol

S = Intersect(xAxis, yAxis)
L: (6, 0)
c = Circle(S, L)
A = Point(c)
B_1 = Rotate(A, 120°, S)
g = Segment(S, A)
C_1 = Point(c)
h = Segment(C_1, A)
a = 1.046 (slider from 0 to 4, step 1.0E-4)
d = Circle(B_1, a)
B = Intersect(c, d, 1)
γ = Angle(A, S, B)
δ = Angle(B, C_1, A)
f = Segment(C_1, B)
i = Segment(S, B)
C = Point(c)
α = Angle(A, C, B)
j = Segment(S, B)
k = Segment(S, A)
l = Segment(C, A)
m = Segment(C, B)
n = Tangent(A, c)
p = Tangent(B, c)
X = Intersect(n, p)
β = Angle(A, X, B)