分数的探索-1

GeoGebra 命令及参数

1. Circle(A, 3) → c1
2. Circle(B, 3) → c2
3. Circle(C, 3) → c3
4. Circle(D, 3) → c4
5. Point(c1) → E
6. Random(5, 9) → a
7. Point(c2) → F
8. Point(c3) → G
9. Random(2, 5) → b
10. Point(c4) → H
11. Append(E, Sequence[Rotate[E, ((k * 360 / b))°, A], k, 1, b]) → list1
12. Sequence(CircleSector[A, Element[list1, k], Element[list1, k + 1]], k, 1, b) → list5
13. Append(F, Sequence[Rotate[F, ((k * 360 / b))°, B], k, 1, b]) → list2
14. Append(G, Sequence[Rotate[G, ((k * 360 / b))°, C], k, 1, b]) → list3
15. Append(H, Sequence[Rotate[H, ((k * 360 / b))°, D], k, 1, b]) → list4
16. Sequence(CircleSector[B, Element[list2, k], Element[list2, k + 1]], k, 1, b) → list6
17. Sequence(CircleSector[C, Element[list3, k], Element[list3, k + 1]], k, 1, b) → list7
18. Sequence(CircleSector[D, Element[list4, k], Element[list4, k + 1]], k, 1, b) → list8
19. Sequence(CircleSector[A, Element[list1, k], Element[list1, k + 1]], k, 1, a) → list9
20. Sequence(CircleSector[B, Element[list2, k], Element[list2, k + 1]], k, 1, a - b) → list10
21. Sequence(CircleSector[C, Element[list3, k], Element[list3, k + 1]], k, 1, a - (2 * b)) → list11
22. Sequence(CircleSector[D, Element[list4, k], Element[list4, k + 1]], k, 1, a - (3 * b)) → list12
23. Vector(I, J) → u
24. Vector(K, L) → v
25. Vector(M, N) → w