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圆的面积展开的副本
Author:
hong-z
,
qianqianhouhou
拖动n分圆,拖动展开展开圆,拖动拼图拼成长方形。
GeoGebra
通过上面操作请推导圆的面积公式。
New Resources
找出對稱軸
兩組對邊相等的四邊形
【案例】圆柱体内放置一个大球六个小球
判斷球體
柱體建築師
Discover Resources
交點軌跡動態
折射的現象
仿生機械
圓內接四邊形對角
立體函數圖形
Discover Topics
Confidence Interval
Step Functions
Geometric Transformations
Linear Functions
Integral Calculus