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rotational symmetry_4
Author:
maths324324
GeoGebra
New Resources
算柱 (兩位數)
幾何作圖題：切三圓（題目）
美國國旗 (Codex 版)
三半圓間的相切圓(Codex╱2026.10.07)
國旗 (作圖步驟直接餵給 Claude)
Discover Resources
ActIVIDAD 2.2
總結
縫衣針
製作對稱圖_教師示範
斜率乘积为定值（椭圆、双曲线）
Discover Topics
Vectors 3D (Three-Dimensional)
Plane Figures or Shapes
Parametric Curves
Complex Numbers
Fractions