2) \:Konstrukce

4

$\text{1) pomocný }\Delta ABP_a \text{  (věta }Ssu)$

6

4

$ \text{2) přímka }p\text{; }p=P_aB$

p

$ \text{3) bod }S_c\text{; }S_c\text{ je střed }\overline{AB} $

\text{4) kružnice }k;\:k(S_c;t_c),\:t_c=4\:cm

\text{5) bod }C;\:C∈p∩k

$ \text{6) }\Delta ABC$

2 řešení

A = (-1.7238863344895308, 3.080041104576267)
P_a = Point(Circle[A, 4])
a = Segment(A, P_a)
b = OrthogonalLine(P_a, a)
c = Circle(A, 6)
B = Intersect(c, b, 1)
mnohoúhelník1, b_1, a_1, c_1 = Polygon(A, B, P_a)
α = Angle(A, P_a, B)
d = Line(P_a, B)
C = Point(d)
D = Point(d)
e = Segment(C, D)
S_c = Midpoint(A, B)
k = Circle(S_c, 4)
C_1, C_2 = Intersect(k, e)
h = Segment(S_c, C_2)
i = Segment(S_c, C_1)
mnohoúhelník2, c_2, a_2, b_2 = Polygon(A, B, C_1)
mnohoúhelník3, b_3, a_3, c_3 = Polygon(A, C_2, B)

Tool: Zlatý řez 1 (command Zlatýřez1)
Input: A, B
Output: F

a = Segment(A, B)
b = OrthogonalLine(B, a)
C = Midpoint(B, A)
c = Circle(B, C)
D = Intersect(c, b, 2)
d = Segment(A, D)
e = Circle(D, B)
E = Intersect(e, d, 1)
f = Circle(A, E)
F = Intersect(f, a, 1)

Tool: Zlatý řez 2 (command Zlatýřez2)
Input: A, B
Output: F

a = Ray(A, B)
c = OrthogonalLine(B, a)
e = Circle(B, A)
C = Midpoint(A, B)
D, E = Intersect(e, c)
f = Circle(C, E)
F = Intersect(f, a, 1)

Tool: Zlatý řez 3 (command Zlatýřez3)
Input: D, E
Output: F'

F = Zlatýřez2(D, E)
v = Vector(D, E)
F' = Translate(F, v)

Tool: nabrat poloměr (command nabratpoloměr)
Bod, bod, střed
Input: A, B, C
Output: g

u = Vector(A, B)
C' = Translate(C, u)
g = Circle(C, C')

Tool: obdélník ze 3 bodů (command obdélníkze3bodů)
Input: A, B, C
Output: b_1, a_1, d_1, e

a = Segment(A, B)
b = OrthogonalLine(B, a)
c = Line(C, a)
D = Intersect(b, c)
d = OrthogonalLine(A, a)
E = Intersect(c, d)
poly1, a_1, b_1, d_1, e = Polygon(A, B, D, E)

Tool: odpichovátko
Input: A, B, C
Output: C'

u = Vector(A, B)
C' = Translate(C, u)

Tool: přenesení úsečky (command přeneseníúsečky)
Input: A, B, C
Output: a, C'

u = Vector(A, B)
C' = Translate(C, u)
a = Segment(C, C')

Tool: zlatý trojúhelník1 (command zlatýtrojúhelník1)
Input: A, B
Output: b, a, e, F

a = Segment(A, B)
C = Zlatýřez2(B, A)
D = Zlatýřez2(A, B)
c = Circle(B, C)
d = Circle(A, D)
E, F = Intersect(c, d)
b = Segment(A, F)
e = Segment(B, F)

Tool: zlatý trojúhelník 2 (command zlatýtrojúhelník2)
Input: A, B
Output: a, h, i, G

a = Segment(A, B)
C = Zlatýřez2(B, A)
D = Zlatýřez2(A, B)
f = Circle(A, C)
g = Circle(B, D)
G, H = Intersect(f, g)
h = Segment(A, G)
i = Segment(B, G)

Tool: Zlatý řez 1 (command Zlatýřez11)
Input: A, B
Output: F

a = Segment(A, B)
b = OrthogonalLine(B, a)
C = Midpoint(B, A)
c = Circle(B, C)
D = Intersect(c, b, 2)
d = Segment(A, D)
e = Circle(D, B)
E = Intersect(e, d, 1)
f = Circle(A, E)
F = Intersect(f, a, 1)

Tool: Brankářská
Input: A, B, α
Output: e, f

a = Segment(A, B)
B' = Rotate(B, (-α), A)
b = Segment(A, B')
c = OrthogonalLine(A, b)
d = LineBisector(a)
C = Intersect(c, d)
C' = Mirror(C, a)
e = Circle(C, A)
f = Circle(C', B)