五边形镶嵌案例1

GeoGebra 命令及参数

1. Midpoint(C, B) → I
2. Segment(K, N) → h
3. Midpoint(C, A) → H
4. Segment(J, K) → e
5. Midpoint(A, B) → E
6. Segment(K, O) → m
7. Segment(O, L) → f
8. Segment(O, M) → g
9. Midpoint(B, D) → F
10. Midpoint(D, C) → G
11. Vector(A, B) → u
12. Vector(A, C) → v
13. Vector(C, D) → w
14. Vector(B, D) → a
15. Segment(H, F) → b
16. Segment(E, G) → c
17. Rotate(cell1, 90*°, I) → cell2
18. Rotate(cell1, 180*°, I) → cell3
19. Rotate(cell1, 270*°, I) → cell4
20. Sequence(Translate[Sequence[Translate[tile, Vector[(n * u)]], n, -3, 3], Vector[(m * v)]], m, -3, 3) → tiling
21. Segment(H, I) → k
22. Segment(E, I) → l