图形缩放变换 by Christina Nardella

GeoGebra 命令及参数

1. Polygon(A, C, B) → t1, b, a_1, c
2. Dilate(C, Factor, Center) → C'
3. Dilate(B, Factor, Center) → B'
4. Dilate(A, Factor, Center) → A'
5. Polygon(A', C', B') → t1', b', a', c'
6. Segment(Center, A) → g
7. Segment(Center, A') → h
8. Segment(Center, B) → i
9. Segment(Center, B') → j
10. Segment(Center, C) → k
11. Segment(C', Center) → l