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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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方位(BA)
Author:
Norman Wong
GeoGebra
New Resources
斐波那契螺旋弧线（表格法）
科赫雪花
活动三：应用性质
正方形雪花图案
第三周作业效果演示
Discover Resources
testing
play tennis
包絡線
旋轉對稱
三角形的构成的副本
Discover Topics
Mathematics
Circle
Linear Equations
Algebra
Upper and Lower Sum or Riemann Sum