平面多边形视角

GeoGebra 命令及参数

1. Point(yAxis) → E
2. Point(yAxis) → D
3. Polygon(D, E, 5) → poly2, P_S, e, f, g, h, F, G, H
4. Segment(H, F) → k
5. Line(J, F) → p
6. Line(J, H) → n
7. LineBisector(P_S) → j
8. OrthogonalLine(G, j) → r
9. Intersect(p, r) → N
10. Intersect(n, r) → M
11. Segment(M, N) → L_P
12. Point(yAxis) → B
13. Point(yAxis) → A
14. Polygon(A, B, 3) → poly1, T_S, b, c, C
15. LineBisector(T_S) → i
16. Line(A, I) → l
17. Line(B, I) → m
18. OrthogonalLine(C, i) → q
19. Intersect(l, q) → K
20. Intersect(m, q) → L
21. Segment(C, I) → D_T
22. Segment(G, J) → D_P
23. Segment(K, L) → L_T
24. Segment(O, P) → a
25. Segment(Q, R) → d
26. Segment(A, I) → s
27. Segment(I, B) → t
28. Segment(H, J) → a_1
29. Segment(J, F) → b_1
30. Point(yAxis) → U
31. Point(yAxis) → W
32. Polygon(W, Z, 4) → poly3, c_1, d_1, e_1, f_1, A_1, B_1
33. Line(W, A_1) → g_1
34. Segment(B_1, C_1) → h_1
35. Segment(Z, C_1) → i_1
36. OrthogonalLine(A_1, g_1) → j_1
37. Intersect(j_1, h_1) → D_1
38. Intersect(j_1, i_1) → E_1
39. Segment(D_1, E_1) → S_T
40. Segment(A_1, C_1) → D_S
41. Polygon(F_1, G_1, 6) → poly4, k_1, K_1, l_1, m_1, n_1, p_1, q_1, H_1, I_1, J_1
42. Point(yAxis) → M_1
43. Polygon(L_1, M_1, 7) → poly5, r_1, P_1, Q_1, R_1, s_1, t_1, a_2, b_2, c_2, d_2, N_1, O_1
44. OrthogonalLine(P_1, r_1) → e_2
45. Segment(G_1, I_1) → f_2
46. LineBisector(f_2) → g_2
47. Segment(I_1, T_1) → h_2
48. Segment(G_1, T_1) → i_2
49. OrthogonalLine(H_1, g_2) → j_2
50. Intersect(j_2, h_2) → U_1
51. Intersect(j_2, i_2) → V_1
52. Segment(U_1, V_1) → k_2
53. Segment(Q_1, S_1) → l_2
54. Segment(O_1, S_1) → m_2
55. Segment(R_1, S_1) → n_2
56. Segment(S_1, N_1) → p_2
57. Point(yAxis) → Z_1
58. Polygon(W_1, Z_1, 8) → poly6, q_2, B_2, C_2, D_2, E_2, F_2, r_2, s_2, t_2, a_3, b_3, c_3, d_3, A_2
59. Line(Z_1, D_2) → e_3
60. Segment(E_2, G_2) → f_3
61. Segment(G_2, C_2) → g_3
62. Segment(B_2, G_2) → h_3
63. Segment(F_2, G_2) → i_3
64. Point(yAxis) → I_2
65. Polygon(H_2, I_2, 9) → poly7, j_3, J_2, K_2, L_2, M_2, N_2, O_2, P_2, k_3, l_3, m_3, n_3, p_3, q_3, r_3, s_3
66. LineBisector(j_3) → t_3
67. Segment(N_2, Q_2) → a_4
68. Segment(Q_2, L_2) → b_4
69. Segment(K_2, Q_2) → c_4
70. Segment(Q_2, O_2) → d_4