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立體錯覺樓梯(使用透視法會稍有差距)
Author:
鍾元杰
立體錯覺樓梯(使用透視法會稍有差距)
GeoGebra
New Resources
近似值：有效數字
美國國旗 (Codex, 2026.10.06)
畫出對稱圖形
三半圓間的相切圓(Codex╱2026.10.07)
Earth with coastline
Discover Resources
九點圓 (9-Point Circle)
正七邊形2
多物件逐一移動，單一物件分段移動
圓例2
我的第一个GGB绘本
Discover Topics
Hyperbola
Trapezoid
Sphere
Limits
Quadratic Equations