时钟几何构造

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → A
2. Point(xAxis) → B
3. Circle(A, B) → c
4. Ray(A, B) → f
5. Point(c) → C
6. Ray(A, C) → g
7. Segment(A, C) → h
8. Point(c) → D
9. Segment(A, D) → i
10. Point(c) → E
11. Segment(E, A) → j
12. OrthogonalLine(A, i) → k
13. Intersect(c, k, 2) → F
14. Intersect(c, k, 1) → G
15. Segment(F, G) → l
16. Point(c) → J
17. Segment(A, J) → m
18. Circle(A, K) → d
19. Point(d) → L
20. Segment(L, A) → n
21. Circle(M, 2) → e
22. Point(e) → O
23. Point(e) → P
24. Segment(O, M) → p
25. Segment(P, M) → q