szögfelező-alfa

szögfelező-béta

szögfelező-gamma

beírt kör

A = (4, 10)
B = (4, 3)
C = (14, 1)
t1, c, a, b = Polygon(A, B, C)
f, g = AngularBisector(c, b)
h, i = AngularBisector(c, a)
j, k = AngularBisector(a, b)
O = Intersect(g, i)
l = OrthogonalLine(O, a)
D = Intersect(l, a)
m = Segment(O, D)
α = Angle(O, D, B)
n = OrthogonalLine(O, b)
E = Intersect(n, b)
p = Segment(O, E)
β = Angle(A, E, O)
q = OrthogonalLine(O, c)
F = Intersect(q, c)
r = Segment(F, O)
γ = Angle(O, F, A)
d = Circle(O, F)
e = false
o = false
s = false
t = false