角度估算游戏

GeoGebra 命令及参数

1. Random(21, 360) → α
2. Segment(A, B) → a
3. Rotate(B, (-α), A) → B'
4. Circle(A, B) → c
5. Segment(A, B') → b
6. CircleSector(A, B', B) → d
7. CircleSector(A, B, B') → e
8. Rotate(B', 10°, A) → B''
9. Angle(B', A, B'') → γ
10. Rotate(B', (-(10°)), A) → B''_1
11. Angle(B''_1, A, B') → δ
12. Segment(A, B'') → f
13. Segment(A, B''_1) → g
14. Angle(B''_1, A, B) → ε
15. Rotate(B', 5°, A) → B''_2
16. Angle(B', A, B''_2) → ζ
17. Segment(A, B''_2) → h
18. Rotate(B', (-(5°)), A) → B''_3
19. Angle(B''_3, A, B') → η
20. Segment(A, B''_3) → i
21. Angle(B''_3, A, B) → ι
22. Angle(B''_2, A, B) → λ
23. Random(5, 360) → α_1
24. Rotate(B', 20°, A) → B''_4
25. Angle(B', A, B''_4) → κ
26. Rotate(B', -20°, A) → B''_5
27. Angle(B', A, B''_5) → μ
28. Segment(B''_5, A) → j
29. Segment(B''_4, A) → k
30. Angle(B''_4, A, B) → ν
31. Angle(B''_5, A, B) → ξ
32. Polygon(C, D, E, F) → poly1, c_1, d_1, e_1, f_1
33. Textfield(β_1) → InputBox1
34. Textfield() → InputBox2
35. Circle(A, 1) → p
36. Circle(A, 0.9726577507721628) → q
37. Intersect(d, e, 1) → G
38. Intersect(b, a) → H
39. Intersect(d, e) → I, , ,
40. Intersect(d, e, 1) → J
41. Point(a) → K
42. Point(b) → L
43. CircleSector(A, L, K) → r
44. Angle(B', A, B) → β
45. Textfield(θ) → InputBox3
46. Polygon(M, N, O, P) → poly2, m, n, o, p_1
47. Circle(Q, 2) → s
48. Point(s) → R
49. Segment(Q, R) → l
50. Rotate(R, (-ο), Q) → R'
51. Angle(R, Q, R') → ρ
52. Vector(Q, R') → u