x

y

z

A

B

C

D

V_1

V

p_1^\rho

n_2^\rho

m_3^\rho

P

k_1

=\!M_1

M

k

\overline{\!A}

\overline{\!B}

\overline{\!C}

\overline{\!D}

\textrm{Sestrojte řez jehlanu s podstavou }ABCD\textrm{ v půdorysně rovinou \rho zadanou stopami.}

O = Intersect(xAxis, yAxis)
X = (-5.04, -2.8)
Y = (4.42, -1.58)
Z = Point(yAxis)
u = Vector(O, X)
v = Vector(O, Y)
w = Vector(O, Z)
C = Point(v)
X_1 = Point(u)
m = Line(X_1, v)
X_2 = Point(m)
n = Segment(X_1, X_2)
Z_1 = Point(w)
p = Line(Z_1, v)
Z_2 = Point(p)
q = Segment(Z_1, Z_2)
r = Segment(Z_1, X_1)
pos = 9 (slider from 0 to 9, step 1)
a = Line(C, u)
b = Line(C, w)
B = Point(b)
d = Line(B, v)
V_1 = Intersect(d, a)
A = Mirror(C, V_1)
D = Mirror(B, V_1)
e = Segment(C, B)
f = Segment(B, A)
g = Segment(D, A)
h = Segment(D, C)
i = Segment(D, B)
j = Segment(A, C)
k = Line(V_1, w)
V = Point(k)
l = Segment(V_1, V)
c = Segment(D, V)
s = Segment(V, A)
t = Segment(V, B)
a_1 = Segment(V, C)
b_1 = Ray(C, A)
P = Intersect(b_1, n)
U_1 = Point(b_1)
c_1 = Segment(U_1, C)
M = Intersect(q, b)
d_1 = Segment(C, M)
e_1 = Segment(P, M)
A' = Intersect(s, e_1)
C' = Intersect(e_1, a_1)
f_1 = Ray(B, A)
P' = Intersect(f_1, n)
g_1 = Segment(A, P')
h_1 = Ray(P', A')
B' = Intersect(h_1, t)
i_1 = Segment(P', B')
j_1 = Ray(C, D)
P'' = Intersect(m, j_1)
k_1 = Segment(X_1, P'')
l_1 = Segment(D, P'')
m_1 = Segment(P'', C')
D' = Intersect(c, m_1)
n_1 = Segment(A', D')
p_1 = Segment(C', B')
q_1 = Segment(P', A')
r_1 = Segment(A', B')
s_1 = Segment(P'', D')
t_1 = Segment(D', C')
mnohoúhelník1, d', a', b', c' = Polygon(D', A', B', C')