菱形的性质探究 by tmoorehead

GeoGebra 命令及参数

1. Line(A, B) → a
2. LineBisector(A, B) → b
3. Point(b) → C
4. Mirror(C, a) → C'
5. Segment(C', A) → c
6. Segment(A, C) → d
7. Segment(C, B) → e
8. Segment(B, C') → f
9. Line(A_1, B_1) → a_1
10. LineBisector(A_1, B_1) → b_1
11. Point(b_1) → C_1
12. Mirror(C_1, a_1) → C'_1
13. Segment(C'_1, A_1) → c_1
14. Segment(A_1, C_1) → d_1
15. Segment(C_1, B_1) → e_1
16. Segment(B_1, C'_1) → f_1
17. Line(A_2, B_2) → a_2
18. LineBisector(A_2, B_2) → b_2
19. Point(b_2) → C_2
20. Mirror(C_2, a_2) → C'_2
21. Segment(C'_2, A_2) → c_2
22. Segment(A_2, C_2) → d_2
23. Segment(C_2, B_2) → e_2
24. Segment(B_2, C'_2) → f_2
25. Segment(A_1, B_1) → g
26. Segment(C'_1, C_1) → h
27. Angle(h, g) → α
28. Segment(C_2, C'_2) → i
29. Segment(A_2, B_2) → j
30. Angle(C_2, B_2, A_2) → β
31. Angle(C'_2, B_2, A_2) → γ
32. Angle(B_2, C'_2, C_2) → δ
33. Angle(C_2, C'_2, A_2) → ε
34. Angle(C'_2, A_2, B_2) → ζ
35. Angle(B_2, A_2, C_2) → η
36. Angle(A_2, C_2, C'_2) → θ
37. Angle(C'_2, C_2, B_2) → ι