菱形性质探究 by Wayne

GeoGebra 命令及参数

1. Segment(A, B) → f
2. Point(Circle[B, f]) → C
3. Segment(B, C) → g
4. Line(A, g) → h
5. Line(C, f) → i
6. Intersect(h, i) → D
7. Segment(C, D) → j
8. Segment(D, A) → k
9. Segment(A, C) → l
10. Segment(B, D) → m
11. Angle(m, l) → α
12. Angle(D, A, B) → β
13. Angle(A, B, C) → γ
14. Angle(B, C, D) → δ
15. Angle(C, D, A) → ε
16. Distance(A, B) → distanceAB
17. Distance(B, C) → distanceBC
18. Distance(C, D) → distanceCD
19. Distance(A, D) → distanceAD
20. Distance(A, C) → distanceAC
21. Distance(B, D) → distanceBD