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四下:三角形三边关系
Author:
钟秀群
,
GeoGebra Institute of Hong Kong
Topic:
Isosceles Triangles
,
Right Triangles
,
Triangles
三角形三边关系
GeoGebra
New Resources
找出對稱軸
美國國旗 (Claude 版)
四邊形的特性
伊朗國旗 (Codex╱2026.10.07)
世界平面地圖 (Codex╱2026.10.07)
Discover Resources
三角測量
Proof of Pythagorean Theorem with Shearing
gjh-e01-02 未知數邊長的長方形
製作對稱圖形 level 2
湖南省中职数学教师省培(GeoGebra培训案例)
Discover Topics
Exponent
Upper and Lower Sum or Riemann Sum
Median Line
Arithmetic Mean
Logic