全等三角形

GeoGebra 命令及参数

1. Segment(C, D) → f
2. Segment(F, G) → g
3. Segment(H, I) → h
4. Circle(A, f) → c
5. Circle(A, g) → k
6. Point(c) → B
7. Circle(B, h) → p
8. Intersect(k, p, 1) → E
9. Polygon(B, A, E) → pol1, e_1, b, a
10. Circle(J, f) → d
11. Point(d) → K
12. Circle(J, g) → e
13. Circle(K, h) → q
14. Intersect(e, q, 1) → L
15. Polygon(K, L, J) → pol2, j, k_2, l
16. Angle(pol2) → δ, ε, ζ
17. Angle(E, B, A) → α
18. Angle(A, E, B) → β
19. Angle(B, A, E) → γ
20. Polygon(A, B, E) → pol3, e_2, a_1, b_1
21. Polygon(J, K, L) → pol4, l_1, j_1, k_3