等腰梯形弓形

GeoGebra 命令及参数

1. Segment(A, B) → a
2. Circle(B, A) → c
3. OrthogonalLine(B, a) → b
4. Intersect(c, b) → C_1, D_1
5. Segment(A, C_1) → d
6. OrthogonalLine(A, d) → e
7. Circle(A, B) → f
8. Intersect(f, e) → E, F
9. Segment(E, C_1) → g
10. Circle(E, Segment[A, B]) → h
11. Intersect(h, g) → G,
12. Midpoint(G, C_1) → H
13. Circle(B, Segment[H, C_1]) → k
14. Circle(A, Segment[H, C_1]) → p
15. Line(A, B) → i
16. Intersect(p, i) → I, J
17. Intersect(k, i) → K, L
18. OrthogonalLine(I, i) → j
19. OrthogonalLine(L, i) → l
20. Circle(B, A) → q
21. Intersect(q, l) → M, N
22. Circle(A, B) → r
23. Intersect(r, j) → C, P
24. Polygon(A, B, M, C) → TRAPEZOID, a_1, b_1, m, o
25. LineBisector(A, B) → n
26. LineBisector(C, A) → s
27. Intersect(s, n) → Q
28. Circle(Q, B) → t
29. CircleSector(Q, A, C) → sett_1
30. CircleSector(Q, B, A) → sett_2
31. CircleSector(Q, M, B) → sett_3
32. Polygon(C, Q, A) → triang_1, a_2, o_1, q_1
33. Polygon(Q, A, B) → triang_2, b_2, q_2, a_3
34. Polygon(Q, B, M) → triang_3, m_1, q_3, b_3
35. Line(M, a_3) → c_1
36. Line(C, o_1) → d_1
37. Intersect(c_1, d_1) → R
38. Polygon(R, M, C) → TRIANG, o_2, r_1, m_2
39. Intersect(o_2, r_1) → D
40. CircleSector(R, D, C) → SETT