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相同圖形的拼砌（三角形）
Author:
ho ting chit
Topic:
Triangles
GeoGebra
New Resources
Earth with coastline
畫出對稱圖形
AI 訓練教室
國旗 (Claude 版)
美國國旗 (Codex, 2026.10.06)
Discover Resources
手表内部秒针结构示意
F.3 Q5 BQ
reflectional symmetry_4
Error (誤差)
黄金螺线与向日葵-朱老师
Discover Topics
Integers
Scatter Plot
Equilateral Triangles
Interest Calculation
Normal Distribution