Vẽ 3 đường trung tuyến

A = (7, 5)
B = (3, -5)
a = Segment(A, B)
C = (11, -3)
b = Segment(C, A)
c = Segment(C, B)
D = Midpoint(c)
E = Midpoint(b)
F = Midpoint(a)
d = Segment(A, D)
e = Segment(E, B)
f = Segment(F, C)
G = Intersect(e, f)
g = false