圆的绘制与术语

GeoGebra 命令及参数

1. Circle(A, B) → c
2. Segment(B, A) → a
3. Segment(A, C) → b
4. Angle(B, A, C) → α
5. Circle(D, E) → d
6. Segment(E, D) → e
7. Point(d) → F
8. Segment(D, F) → f
9. Point(d) → G
10. Semicircle(F, G) → g
11. Circle(H, I) → h
12. Point(h) → J
13. Point(h) → K
14. CircleArc(H, J, K) → k
15. Circle(L, M) → p
16. Point(p) → N
17. CircleArc(L, M, N) → q
18. Circle(O, P) → r
19. Segment(P, O) → i
20. Point(r) → Q
21. Segment(O, Q) → j
22. Angle(P, O, Q) → β
23. Point(r) → R
24. Segment(P, R) → l
25. Segment(Q, R) → m
26. Angle(P, R, Q) → γ
27. Circle(S, T) → s
28. Line(T, U) → n
29. Circle(V, W) → t
30. Point(t) → Z
31. Point(t) → A_1
32. Line(Z, A_1) → a_1
33. Circle(B_1, C_1) → c_1
34. Point(c_1) → D_1
35. CircleSector(B_1, C_1, D_1) → d_1