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七巧板.ggb
Author:
郭勇
GeoGebra
New Resources
美國國旗 (Codex 版)
國旗 (作圖步驟直接餵給 Claude)
Nested spiral octagon
Earth with coastline
三半圓間的相切圓(Codex╱2026.10.07)
Discover Resources
環形面積
Special Lines & Centres of Triangles 三角形的特殊線和中心
Quiz on True Bearings 真方位角：測驗
∆ABD 面積 = ?
方块堆叠
Discover Topics
Similarity Transformation or Similarity
Pyramid
Interest Calculation
Kite
Equilateral Triangles