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Author:
李政憲
GeoGebra
New Resources
伊朗國旗 (Codex╱2026.10.07)
Claude 解幾何題
三半圓間的相切圓(Codex╱2026.10.07)
算柱 (兩位數)
sanjiaohanshu
Discover Resources
正弦曲线sin(x)
長方形和正方形的面積_題A至E
垂直2
Graph of sine
竞猜游戏：说出图中角的大小
Discover Topics
Inequalities
Set Theory
Solids or 3D Shapes
Natural Numbers
Similarity Transformation or Similarity