A = (14.99184855759519, 3.995231355266986)
B = (10.256491279037434, -3.354437754161199)
C = (22.316854347864222, -3.403764392479509)
a = Line(A, B)
b = Line(B, C)
c = Line(C, A)
đa giác1, c_1, a_1, b_1 = Polygon(A, B, C)
q = Segment(A, B)
r = Segment(B, C)
s = Segment(C, A)
d = OrthogonalLine(A, b)
e = OrthogonalLine(B, c)
f = OrthogonalLine(C, a)
H = Intersect(f, e)
I = Intersect(d, b)
K = Intersect(e, c)
L = Intersect(f, a)