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拼出三角形
Author:
孟宝兴
Topic:
Triangles
拼出三角形
GeoGebra
GeoGebra学习交流群：217440999
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世界平面地圖 (Codex╱2026.10.07)
國旗 (作圖步驟直接餵給 Claude)
Earth with coastline
近似值：有效數字
幾何作圖題：切三圓（題目）
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長方形
p10-7
rotational symmetry_2
線的面化
geogebra和初中数学课程深度融合
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Random Experiments
Congruence
Linear Regression
Upper and Lower Sum or Riemann Sum
Incircle or Inscribed Circle