不佳绘制的平行四边形（3）几何作图演示

GeoGebra 命令及参数

1. Polygon(A, B, C, D) → q1, a, b, c, d
2. Segment(B, D) → f
3. Segment(A, C) → g
4. Intersect(f, g) → E
5. Segment(A, E) → h
6. Segment(E, C) → i
7. Segment(E, D) → j
8. Segment(E, B) → k
9. Polygon(A_{1}, B_{1}, C_{1}, D_{1}) → q1_{1}, a_{1}, b_{1}, c_{1}, d_{1}
10. Segment(B_{1}, D_{1}) → f_{1}
11. Segment(A_{1}, C_{1}) → g_{1}
12. Intersect(f_{1}, g_{1}) → E_{1}
13. Segment(A_{1}, E_{1}) → h_{1}
14. Segment(E_{1}, C_{1}) → i_{1}
15. Segment(E_{1}, D_{1}) → j_{1}
16. Segment(E_{1}, B_{1}) → k_{1}
17. Polygon(A_{2}, B_{2}, C_{2}, D_{2}) → q1_{2}, a_{2}, b_{2}, c_{2}, d_{2}
18. Segment(B_{2}, D_{2}) → f_{2}
19. Segment(A_{2}, C_{2}) → g_{2}
20. Intersect(f_{2}, g_{2}) → E_{2}
21. Segment(A_{2}, E_{2}) → h_{2}
22. Segment(E_{2}, C_{2}) → i_{2}
23. Segment(E_{2}, D_{2}) → j_{2}
24. Segment(E_{2}, B_{2}) → k_{2}
25. Polygon(A_{3}, B_{3}, C_{3}, D_{3}) → q1_{3}, a_{3}, b_{3}, c_{3}, d_{3}
26. Segment(B_{3}, D_{3}) → f_{3}
27. Segment(A_{3}, C_{3}) → g_{3}
28. Intersect(f_{3}, g_{3}) → E_{3}
29. Segment(A_{3}, E_{3}) → h_{3}
30. Segment(E_{3}, C_{3}) → i_{3}
31. Segment(E_{3}, D_{3}) → j_{3}
32. Segment(E_{3}, B_{3}) → k_{3}
33. Polygon(A_{4}, B_{4}, C_{4}, D_{4}) → q1_{4}, a_{4}, b_{4}, c_{4}, d_{4}
34. Segment(B_{4}, D_{4}) → f_{4}
35. Segment(A_{4}, C_{4}) → g_{4}
36. Intersect(f_{4}, g_{4}) → E_{4}
37. Segment(A_{4}, E_{4}) → h_{4}
38. Segment(E_{4}, C_{4}) → i_{4}
39. Segment(E_{4}, D_{4}) → j_{4}
40. Segment(E_{4}, B_{4}) → k_{4}
41. Polygon(A_{5}, B_{5}, C_{5}, D_{5}) → q1_{5}, a_{5}, b_{5}, c_{5}, d_{5}
42. Segment(B_{5}, D_{5}) → f_{5}
43. Segment(A_{5}, C_{5}) → g_{5}
44. Intersect(f_{5}, g_{5}) → E_{5}
45. Segment(A_{5}, E_{5}) → h_{5}
46. Segment(E_{5}, C_{5}) → i_{5}
47. Segment(E_{5}, D_{5}) → j_{5}
48. Segment(E_{5}, B_{5}) → k_{5}
49. Polygon(A_{6}, B_{6}, C_{6}, D_{6}) → q1_{6}, a_{6}, b_{6}, c_{6}, d_{6}
50. Segment(B_{6}, D_{6}) → f_{6}
51. Segment(A_{6}, C_{6}) → g_{6}
52. Intersect(f_{6}, g_{6}) → E_{6}
53. Segment(A_{6}, E_{6}) → h_{6}
54. Segment(E_{6}, C_{6}) → i_{6}
55. Segment(E_{6}, D_{6}) → j_{6}
56. Segment(E_{6}, B_{6}) → k_{6}
57. Polygon(A_{7}, B_{7}, C_{7}, D_{7}) → q1_{7}, a_{7}, b_{7}, c_{7}, d_{7}
58. Segment(B_{7}, D_{7}) → f_{7}
59. Segment(A_{7}, C_{7}) → g_{7}
60. Intersect(f_{7}, g_{7}) → E_{7}
61. Segment(A_{7}, E_{7}) → h_{7}
62. Segment(E_{7}, C_{7}) → i_{7}
63. Segment(E_{7}, D_{7}) → j_{7}
64. Segment(E_{7}, B_{7}) → k_{7}
65. Angle(C_{3}, E_{3}, B_{3}) → α
66. Angle(D_{3}, E_{3}, C_{3}) → β
67. Angle(C_{7}, E_{7}, B_{7}) → γ
68. Angle(D_{7}, E_{7}, C_{7}) → δ
69. Polygon(A_{8}, B_{8}, C_{8}, D_{8}) → q1_{8}, a_{8}, b_{8}, c_{8}, d_{8}
70. Segment(B_{8}, D_{8}) → f_{8}
71. Segment(A_{8}, C_{8}) → g_{8}
72. Intersect(f_{8}, g_{8}) → E_{8}
73. Segment(A_{8}, E_{8}) → h_{8}
74. Segment(E_{8}, C_{8}) → i_{8}
75. Segment(E_{8}, D_{8}) → j_{8}
76. Segment(E_{8}, B_{8}) → k_{8}
77. Angle(C_{8}, E_{8}, B_{8}) → γ_{1}
78. Angle(D_{8}, E_{8}, C_{8}) → δ_{1}
79. Polygon(A_{9}, B_{9}, C_{9}, D_{9}) → q1_{9}, a_{9}, b_{9}, c_{9}, d_{9}
80. Segment(B_{9}, D_{9}) → f_{9}
81. Segment(A_{9}, C_{9}) → g_{9}
82. Intersect(f_{9}, g_{9}) → E_{9}
83. Segment(A_{9}, E_{9}) → h_{9}
84. Segment(E_{9}, C_{9}) → i_{9}
85. Segment(E_{9}, D_{9}) → j_{9}
86. Segment(E_{9}, B_{9}) → k_{9}
87. Angle(C_{9}, E_{9}, B_{9}) → γ_{2}
88. Angle(D_{9}, E_{9}, C_{9}) → δ_{2}