Area\;lunula=\frac{π*raggio^2 }{4}-\frac{raggio^2}{2}

A = (-0.36, 0.98)
B = (4.64, 0.98)
f = Segment(A, B)
c_2 = Semicircle(A, B)
C = Point(c_2)
poli1, b, a, c = Polygon(A, C, B)
d = Semicircle(A, C)
e = Semicircle(C, B)
g = Semicircle(B, A)
F = (13.54, -3)
G = (15.34, -5.54)
h = Circle(F, G)
H = Point(h)
i = Line(F, H)
j = OrthogonalLine(F, i)
I, J = Intersect(h, j)
k = Circle(J, H)
K = Intersect(h, k, 2)
l = Segment(H, J)
m = Segment(K, J)
n = Segment(K, H)
p = CircleArc(J, K, H)
q = CircleArc(F, J, K)
r = CircleArc(F, H, J)
o: π
s: ((π * n^(2)) - (2 * n^(2))) / 16
t: (m^(2) / 4 * (π - 2))
testo2: "lunula_a+lunula_b=" + s + "+" + s + "=" + ((2 * s)) + "=lunula_c"