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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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Circle Area (By Peeling!)
Author:
lu xinsheng
GeoGebra
New Resources
异形操场
三角函数 的副本
活动三：应用性质
盈利與虧蝕
平行線的判定
Discover Resources
rectangular
拋物線
餘弦函數值的變化
barara magic stick
一位数加减法运算自我测评
Discover Topics
Solids or 3D Shapes
Histogram
Tangent Line or Tangent
Complex Numbers
Cone