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变形的正方形
Author:
梁文红
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
四邉形 (四年級) 教師版
柱體建築師
GeoGebra笔记功能体验课件
【案例】圆柱体内放置一个大球六个小球
Discover Resources
數學4其他圖
PreEnigma-1
畫方格
橫向橢圓
函數圖像變換
Discover Topics
Straight Lines
Optimization Problems
Random Variables
Symmetry
Scalene Triangles