A = (44.61570692503508, 14.907613707724572)
B = (34.62581033513064, -0.9531225843038025)
C = (51.57549270094006, -0.9531225843038025)
đa giác1, c, a, b = Polygon(A, B, C)
B' = Point(c)
d = Line(B', a)
C' = Intersect(d, b)