单位圆可视化

GeoGebra 命令及参数

1. Point(c) → A
2. Rotate(B, angle_1, B) → B'
3. Rotate(A, angle_1, B) → A'
4. Segment(B', A') → f'
5. Segment(V, A') → v
6. Segment(B, V) → h
7. Segment(D, B) → f
8. Segment(E, B) → g
9. Segment(F, B) → i
10. Segment(I, B) → j
11. Segment(H, B) → k
12. Segment(G, B) → l
13. Segment(J, B) → m
14. Segment(K, B) → n
15. Segment(L, B) → p
16. Segment(O, B) → q
17. Segment(A', B) → r
18. Segment(M, B) → s
19. Segment(B, N) → t
20. Segment(A', S) → VerticalHeight
21. Angle(A, B, A') → angle
22. Segment(A', V) → v_1
23. Segment(B, V) → h_2
24. Segment(V, A') → Y
25. Segment(B, V) → X
26. Segment(A', S_2) → VertHeight2
27. Segment(B, V) → h_3