图形旋转与图像变换

GeoGebra 命令及参数

1. Polygon(A, B, n) → poly1, a, D, E, F, H, I, b, c, d, e, f, g, h, C
2. Circle(B, C, A) → k
3. Center(k) → G
4. Rotate(poly1, angle, G) → poly1'
5. Circle(L, M, N) → p
6. Center(p) → O
7. Center(p) → P
8. Rotate(pic1, angle, O) → pic1'
9. Rotate(pic2, angle, P) → pic2'
10. Rotate(pic3, angle, P) → pic3'
11. Rotate(pic4, angle, P) → pic4'
12. Rotate(pic5, angle, P) → pic5'
13. Rotate(pic6, angle, P) → pic6'