线段长度函数图像

GeoGebra 命令及参数

1. Segment(A, D) → f
2. Segment(D, C) → g
3. Segment(C, B) → h
4. Segment(B, A) → i
5. Point(yAxis) → O
6. Intersect(h, xAxis) → F
7. Rotate(F, θ, O) → F'
8. Angle(F, O, F') → β
9. Ray(O, F') → j
10. Intersect(h, j) → G
11. Polygon(O, G, F) → t1, f_1, e, g_1
12. Intersect(i, j) → P
13. Polygon(P, B, F, O) → q1, h_1, b, f_2, e_1
14. Intersect(f, j) → I
15. Polygon(I, O, F, B, A) → poly1, i_1, e_2, f_3, b_1, a
16. Intersect(g, j) → J
17. Polygon(J, D, A, B, F, O) → poly2, j_1, d, a_1, b_2, f_4, e_3
18. Polygon(O, G, C, D, A, B, F) → poly3, e_4, g_2, c, d_1, a_2, b_3, f_5
19. Segment(I, O) → k
20. Segment(K, Q) → l
21. Segment(L, Q) → m
22. Segment(M, Q) → n
23. Segment(N, Q) → p
24. Segment(P, O) → q
25. Segment(I, O) → r
26. Segment(O, J) → s
27. Segment(O, G) → t