b

a

a = 8 (slider from 0 to 15, step 0.5)
b = 5.5 (slider from 0 to 15, step 0.5)
c = 0 (slider from 0 to 15, step 0.5)
A = (3.2600000000000002, 2.48)
B = Point(Circle[A, c])
d = Segment(A, B)
e = Circle(A, b)
f = Circle(B, a)
C = Intersect(e, f, 1)
poly1, c_1, a_1, b_1 = Polygon(A, B, C)
α = Angle(B, A, C)
β = Angle(C, B, A)
γ = Angle(A, C, B)
D = Point(e)
g = Segment(A, D)
E = Midpoint(g)
F = Point(f)
h = Segment(B, F)
G = Midpoint(h)