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GeoGebra
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GeoGebra
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地球模型
Author:
WLS
GeoGebra
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活动三:应用性质
椭圆内切圆链
球体的截面
镂空正方体案例对比
盈利與虧蝕
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指數函數圖形之平移
高二上_圓_圓內一點所有弦的中點軌跡
最小周長
圓柱截橫
圓心角
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Square
Pyramid
Rectangle
Addition
Dilation