等边、等腰与等边三角形GeoGebra作图范例

GeoGebra 命令及参数

1. Circle(A, B) → c
2. Point(c) → C
3. Polygon(A, C, B) → poly1, b, a, c_1
4. Angle(B, A, C) → α
5. Angle(A, C, B) → β
6. Angle(C, B, A) → γ
7. Polygon(D, E, 3) → poly2, d, e, f, F
8. Polygon(G, H, I) → poly3, i, g, h
9. Angle(H, G, I) → δ
10. Angle(G, I, H) → ε
11. Angle(I, H, G) → ζ
12. Angle(E, D, F) → η
13. Angle(D, F, E) → θ
14. Angle(F, E, D) → ι