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Author:
杨晓晨
GeoGebra
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第八周作业2
正方形雪花图案
常见四边形是否是双心四边形
第八周作业3
撒针估算面积实验
Discover Resources
恭喜發財，土地公籤詩
進出刀量測-圓形
太陽系的認識(問答)
錯角練習
分數比較
Discover Topics
Algebra
Equations
Ellipse
Equilateral Triangles
Parametric Curves