向量与圆的几何作图

GeoGebra 命令及参数

1. Textfield(a) → InputBox1
2. Textfield(b) → InputBox2
3. Textfield(c) → InputBox3
4. Textfield(d) → InputBox4
5. Textfield(f) → InputBox5
6. Textfield(g) → InputBox6
7. Textfield(h) → InputBox7
8. Intersect(xAxis, yAxis) → A
9. Point(xAxis) → C
10. Line(A, C) → i
11. Ray(C, A) → j
12. Ray(C, B) → k
13. Segment(B, A) → l
14. Ray(D, E) → m
15. Rotate(E, (((10 * d) + f) * π / 180), D) → E'
16. Ray(D, E') → n
17. Angle(E, D, E') → α
18. Point(n) → F
19. Rotate(D, (((10 * g) + h) * π / 180), F) → D'
20. Ray(F, D') → p
21. Angle(D, F, D') → β
22. Intersect(m, p) → G
23. Rotate(F, ((-((100 * a) + (10 * b) + c)) * π / 180), G) → F'
24. Ray(G, F') → q
25. Segment(F, G) → r
26. Angle(F', G, F) → γ
27. Polygon(F, D, G) → t1, g_1, f_1, d_1
28. Polygon(A, B, C) → t2, b_1, a_1, c_1
29. Mode(l1) → l2