泰勒定理与圆心构造

GeoGebra 命令及参数

1. Segment(B, E) → f
2. OrthogonalLine(E, f) → g
3. Point(g) → F
4. OrthogonalLine(F, g) → h
5. Point(h) → G
6. Circle(B, Segment[F, G]) → c
7. Line(G, g) → i
8. Line(B, i) → j
9. Intersect(c, j, 1) → H
10. Line(H, f) → k
11. Circle(E, Radius[c]) → d
12. Intersect(d, k, 1) → I
13. Intersect(i, k) → J
14. Circle(Q, R) → q
15. PointIn(q) → S
16. Polygon(E, B, H, J, G, F) → poly3, e_1, b_1, h_2, j_2, g_2, f_2
17. Point(Circle[S, Segment[E, B]]) → T
18. Rotate(T + (Segment[B, H], 0), Angle[H - B] + Angle[T - S] - Angle[B - E], T) → U
19. Rotate(U + (Segment[H, J], 0), Angle[J - H] + Angle[U - T] - Angle[H - B], U) → V
20. Rotate(V + (Segment[J, G], 0), Angle[G - J] + Angle[V - U] - Angle[J - H], V) → W
21. Rotate(W + (Segment[G, F], 0), Angle[F - G] + Angle[W - V] - Angle[G - J], W) → Z
22. Polygon(S, T, U, V, W, Z) → poly4, s, t, u, v, w, z_1