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GeoGebra Lesson
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All in one (centres of triangle)
Author:
Big Lee
GeoGebra
New Resources
國旗 (作圖步驟直接餵給 Claude)
找出對稱軸
長方體平面投影 (Codex版)
世界平面地圖 (Codex╱2026.10.07)
算柱 (兩位數)
Discover Resources
Proof of Pythagoras Theorem(1) 畢氏定理的証明(1)
分水問題
包絡線1
周界
相反数 思考（教材第10页）
Discover Topics
Linear Functions
Scatter Plot
Boxplot
Hyperbola
Parametric Curves