圆的面积与周长相等

GeoGebra 命令及参数

1. Point(Circle[A, 8]) → B
2. Segment(A, B) → f
3. Polygon(A, B, 4) → poly1, h, i, j, k, E, F
4. Midpoint(A, F) → I
5. Midpoint(B, E) → J
6. Midpoint(A, B) → K
7. Midpoint(F, E) → L
8. Midpoint(J, I) → M
9. Segment(L, K) → q
10. Segment(I, J) → r
11. Point(r) → S
12. Segment(J, S) → s
13. Circle(M, 5.088078598056276) → c
14. Point(c) → T
15. Point(c) → U
16. Segment(T, U) → b
17. Point(c) → V
18. Point(c) → W
19. Segment(V, W) → d
20. Point(Circle[C, 8]) → D
21. Segment(C, D) → g
22. Polygon(C, D, 4) → poly2, l, m, n, p, G, H
23. Midpoint(H, C) → N
24. Midpoint(C, D) → O
25. Midpoint(D, G) → P
26. Midpoint(G, H) → Q
27. Midpoint(N, P) → R
28. Segment(N, P) → t
29. Segment(O, Q) → a
30. Circle(R, 4.511353942246728) → e
31. Point(e) → Z
32. Point(e) → A_1
33. Segment(Z, A_1) → f_1
34. Point(e) → B_1
35. Point(e) → C_1
36. Segment(B_1, C_1) → g_1
37. Segment(I, V) → h_1
38. Segment(J, V) → i_1
39. Segment(N, C_1) → j_1
40. Segment(P, C_1) → k_1