Zostrojte priečku AB a B´D´ rovnobežnú s AC´ 

A´

B´

C´

D´

A = (0, -3, 0)
B = (4, -2)
mnohouholník1, f, g, h, i, C, D = Polygon(A, B, 4, xOyPlane)
SIK = (1.4308508798932245, -3.665025687246292, 0.11425191035518623)
l = Line(SIK, zAxis)
G = Point(l)
m = Segment(G, SIK)
a, E, F, H, stenaABEG, stenaBCFE, stenaCDHF, stenaADHG, stenaEFHG, hranaAG, hranaBE, hranaCF, hranaDH, hranaEG, hranaEF, hranaFH, hranaGH = Prism(mnohouholník1, G)
j = Line(A, B)
k = Line(E, H)
u = Vector(A, F)
q1, a_1, b, f_1, h_1 = Polygon(A, B, F, H)
n = Line(H, u)
M = Intersect(n, j)