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ggb1109
Author:
刘荣省
GeoGebra
New Resources
GeoGebra数学资源(4-8年级)
科赫雪花
斐波那契螺旋弧线(表格法)
龙形曲线-分形龙2
折扣
Discover Resources
滾出直線之2
五角星动画
數學傳播39卷4期, 平面幾何公式思考
Ice Mountain
Copy of 選擇合適的「中間人」
Discover Topics
Angles
Isosceles Triangles
Similarity Transformation or Similarity
Translation
Hyperbola