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圆的面积展开
Author:
qianqianhouhou
Topic:
Area
,
Circle
拖动n分圆，拖动展开展开圆，拖动拼图拼成长方形。
GeoGebra
New Resources
四邉形 (四年級) 教師版
近似值：有效數字
國旗 (Claude 版)
球體建築師
Earth with coastline
Discover Resources
Taiwan go
Task 6: Circumcirle of a Triangle
旋轉對稱
graph of y=-f(-(x-1))
重心
Discover Topics
Arithmetic Operations
Parallelogram
Cube
Polygons
Cone