C = (-6.1795542117255415, 0.5833018628348867, 0)
B = (-1.4629730429884518, 3.373943640559645, 0)
A = (0.9045069014821969, -2.6866519091638565, 0)
t1, c, a, b = Polygon(C, B, A)
d, D, граньABD, граньBCD, граньACD, реброAD, реброBD, реброCD = Pyramid(t1, -8)
M = Point(a)
K = Point(реброBD)
N = Point(реброAD)
f = Line(N, K)
g = Line(C, B)
X = Intersect(g, f)
h = Line(M, X)
k = Segment(N, K)
l = Segment(K, M)
P = Intersect(h, b)
i = Segment(P, N)
j = Segment(P, M)