概率转盘游戏

GeoGebra 命令及参数

1. Point(xAxis) → P
2. Circle(P, N) → c
3. Point(c) → D
4. Point(c) → C
5. CircleSector(P, C, D) → d
6. Point(d) → E
7. CircleSector(P, D, E) → e
8. Point(e) → F
9. CircleSector(P, E, F) → f
10. Point(f) → G
11. CircleSector(P, F, G) → g
12. Point(g) → H
13. CircleSector(P, G, H) → h
14. Point(h) → I
15. CircleSector(P, H, I) → k
16. Point(k) → J
17. CircleSector(P, I, J) → p
18. Point(p) → K
19. CircleSector(P, J, K) → q
20. Point(q) → L
21. CircleSector(P, K, L) → r
22. Point(r) → A
23. CircleSector(P, L, A) → s
24. Point(s) → B
25. Point(xAxis) → O
26. Rotate(O, α°, P) → O'
27. Angle(O, P, O') → β
28. RandomElement({-345, -315, -285, -255, -225, -195, -165, -135, -115, -85, -55, -25}) → a
29. Segment(P, O') → i
30. CircleSector(P, B, A) → c_1
31. Segment(P, B) → j