Rez na kocke Vinkller

1.  \; P,Q∈α \textrm{ a zároveň v stene } (BCGF).

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2.  \;  \overleftrightarrow{PQ}⊂α ⇒12=α∩\textrm{rovina }(BCGF).

3.  \; Q,R∈α \textrm{ a zároveň v stene } (EFGH).

4.  \;  \overleftrightarrow{QR}⊂α ⇒34=α∩(EFGH).

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5.  \;  \overleftrightarrow{1P}⊂α ⇒56=α∩(ABFE).

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Steny

Rovina rezu

steny kocky

B = (2, 2, 0)
C = (-2, 2, 0)
C_1 = (2, -2, 0)
D = (-2, -2, 0)
a, D_2, A, F, G, H, E, faceABEF, faceAFJG, faceABHG, faceBEIH, faceEFJI, faceGHIJ, edgeAF, edgeAB, edgeBE, edgeEF, edgeAG, edgeFJ, edgeGJ, edgeGH, edgeBH, edgeHI, edgeEI, edgeIJ = Cube(B, C, xOyPlane)
o = Plane(A, B, C)
b = Line(C, B)
c = Line(F, G)
d = Line(E, F)
q = Line(C, G)
r = Line(G, H)
s = Line(H, E)
t = Line(E, A)
f = Line(A, B)
g = Line(D, C)
h = Line(D, A)
i = Line(B, F)
j = Line(D, H)
P = Point(b)
R = Point(d)
Q = Point(c)
e = Line(P, Q)
J = Intersect(i, e)
K = Intersect(q, e)
del = AffineRatio(B, C, P)
del2 = AffineRatio(Q, G, F)
r_1 = Segment(J, K)
p = Line(R, Q)
T = Intersect(p, r)
U = Intersect(p, s)
f_1 = Segment(T, U)
g_1 = Line(R, J)
W = Intersect(g_1, f)
V = Intersect(g_1, t)
α = Plane(Q, R, P)
mnohoúhelník1, L, M, N, O, S, I, h_{2}, i_{2}, j_{2}, k, l, m = IntersectPath(α, a)
n = false
u = false