相似三角形 by famirchi00

GeoGebra 命令及参数

1. Line(A, B) → b_1
2. Polygon(C, A, B) → poly1, b, c, a_2
3. Ray(A, C) → g
4. Point(g) → D
5. Line(D, a_2) → r_2
6. Intersect(b_1, r_2) → Z
7. Mirror(G, F) → G'
8. Ray(F, G') → l
9. Point(l) → J
10. Polygon(F, G, H) → poly2, h_1, f_1, g_1
11. Ray(A, B) → f
12. Segment(D, A) → h
13. Segment(E, A) → i
14. Segment(D, E) → j
15. Mirror(H, F) → H'
16. Ray(F, H') → k
17. Segment(I, F) → m
18. Segment(F, J) → n
19. Segment(J, I) → p
20. Polygon(A, D, E) → poly3, e, a_1, d
21. Polygon(F, J, I) → poly4, i_1, f_2, j_1
22. Polygon(K, L, M) → poly5, m_1, k_1, l_1
23. Dilate(M, o, M) → M'
24. Dilate(K, o, Scale) → K'
25. Dilate(L, o, Scale) → L'
26. Dilate(M, o, Scale) → M'_1
27. Polygon(K', L', M'_1) → poly5', m'_1, k', l'
28. Segment(O, P) → q
29. Segment(O, Q) → r
30. Segment(P, Q) → s
31. Dilate(O, 1 / 3, Q) → O'
32. Line(O', s) → t
33. Intersect(q, t) → R
34. Segment(R, O') → n_1
35. Segment(O, O') → p_1
36. Segment(O', Q) → q_1
37. Segment(R, P) → r_1
38. Segment(R, O) → s_1
39. Line(A, C) → t_1
40. Line(F, p) → c_1
41. Line(G, m) → d_1
42. Intersect(d_1, c_1) → S
43. Line(T, U) → e_1
44. OrthogonalLine(T, e_1) → g_2
45. Point(g_2) → V
46. Line(V, U) → h_2
47. LineBisector(U, V) → i_2
48. Intersect(h_2, i_2) → W
49. Line(T, W) → j_2
50. Segment(V, T) → k_2
51. Segment(T, U) → l_2
52. Segment(U, W) → m_2
53. Segment(W, V) → n_2
54. Line(T, V) → p_2
55. Segment(T, W) → q_2
56. Angle(T, V, W) → α
57. Angle(V, W, T) → β
58. Angle(W, T, V) → γ
59. Angle(W, T, U) → δ
60. Angle(U, W, T) → ε
61. Angle(T, U, W) → ζ
62. Angle(C, B, A) → η
63. Angle(D, Z, A) → θ
64. Angle(A, C, B) → ι
65. Angle(B, A, C) → κ
66. Angle(Z, E, D) → λ
67. Angle(Z, E, D) → μ
68. Angle(Z, E, D) → ν
69. Angle(Z, E, D) → ξ
70. Angle(D, Z, E) → ο
71. Angle(Z, E, D) → ρ