108.43

α = 0.7260569688296411 rad (slider from 0 to 6.283185307179586, step 0.0017453292519943296)
A = (6, 0)
B = (10, 4)
B' = Rotate(B, α, A)
c = Circle(A, B')
C = (9, 4)
C' = Rotate(C, α, A)
β_1 = Angle(C, A, C')
D = (8, 4)
d = Circle(A, 4.12)
β = 0.9756390518648302 rad (slider from 0 to 6.283185307179586, step 0.0017453292519943296)
E = Point(d)
E' = Rotate(E, β, A)
γ_1 = Angle(E, A, E')
e = Circle(A, 3.16)
F = Point(e)
γ = 1.0471975511965979 rad (slider from 0 to 6.283185307179586, step 0.0017453292519943296)
F' = Rotate(F, γ, A)
δ = Angle(F, A, F')
poli1, c', b', e', f' = Polygon(C', B', E', F')
a = Segment(E', C')
b = Segment(F', B')
H = Intersect(a, b)
f = Segment(H, A)
g = Circle(A, C')