风筝图形与数学概念解析

GeoGebra 命令及参数

1. Circle(A, B) → c
2. Circle(C, D) → d
3. Intersect(c, d, 1) → E
4. Intersect(c, d, 2) → F
5. Segment(A, E) → f
6. Segment(C, E) → g
7. Segment(C, F) → h
8. Segment(F, A) → i
9. Angle(F, A, E) → α
10. Angle(A, E, C) → β
11. Angle(E, C, F) → γ
12. Angle(C, F, A) → δ
13. Segment(A, C) → j
14. Segment(F, E) → k
15. Intersect(j, k) → G
16. Angle(F, G, C) → ε
17. Angle(A, G, F) → ζ
18. Angle(C, G, E) → η
19. Angle(E, G, A) → θ
20. Distance(F, G) → distanceFG
21. Midpoint(F, G) →
22. Distance(G, E) → distanceGE
23. Midpoint(G, E) →