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GeoGebra 命令及参数

1. Random(2, 6) → c
2. Circle(A, c) → d
3. Random(30, 150) → a
4. Random(2, 6) → b
5. Rotate(B, (a * π / 180), A) → B'
6. Ray(A, B') → g
7. Intersect(d, g, 1) → C
8. AngularBisector(C, B, A) → i
9. AngularBisector(B, A, C) → h
10. Intersect(h, i) → D
11. Polygon(A, B, C) → t1_1, c_1, a_1, b_1
12. PointIn(t1_1) → t2
13. Line(C, B) → n
14. Line(A, C) → m
15. Segment((0, 0), (b, 0)) → f
16. Distance(D, t2) → e
17. Midpoint(b_1) → F
18. Midpoint(a_1) → G
19. Midpoint(f) → H
20. Line(A, B) → l
21. AngularBisector(A, C, B) → j
22. If(e ≤ 0.1, "Nice job!", 0.1 < e ≤ 0.4, "Pretty good!", "Not quite.") → t8