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合 24（淺中深）
Author:
Anthony OR 柯志明
GeoGebra
New Resources
畫出對稱圖形
幾何作圖題：切三圓（題目）
Claude 解幾何題
美國國旗 (Codex 版)
三半圓間的相切圓(Codex╱2026.10.07)
Discover Resources
Normal dist. (常態分布互動ggb)
柯西不等式
Chords of a Circle
Copy of 阿波羅尼斯圓
Copy of Linear Transformations
Discover Topics
Vectors 3D (Three-Dimensional)
Matrices
Arithmetic Operations
Sine
Upper and Lower Sum or Riemann Sum