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Author:
Wong Ka Leong
GeoGebra
New Resources
第八周作业3
平行線的判定
镂空正方体案例对比
比較五件物件的重量
GeoGebra数学资源(4-8年级)
Discover Resources
圓的性質
日照图
拋物線6--包絡線法
拋物線5--包絡線法
第一个绘本
Discover Topics
Solids or 3D Shapes
Pythagoras or Pythagorean Theorem
Incircle or Inscribed Circle
Planes
Conic Sections