A = (2, 1)
B = (-1, 4)
C = (-2, -3)
mnogokotnik1, a, b, c = Polygon(B, C, A)
α = Angle(B, A, C)
β = Angle(C, B, A)
γ = Angle(A, C, B)
d = LineBisector(B, C)
e = LineBisector(C, A)
f = LineBisector(B, A)
S = Intersect(e, d)
g = Circle(S, B)
ploščinag = Area(g)
Tekstg: "Ploščina = " + ploščinag