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茵01
Author:
hwpctablet
GeoGebra
New Resources
活动三:应用性质
异形操场
撒针估算面积实验
百分數及其應用
圓的基本性質
Discover Resources
層層出現的圓
橢圓之極偶 / polarity for ellipse
二元算機不等是的一個無字證明
線外一點
斜率是定值
Discover Topics
Statistical Characteristics
Ratios
Special Points
Hyperbola
Variance