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一线三等角全等模型
Author:
李洋
GeoGebra
New Resources
异形操场
活动三：应用性质
第八周作业2
平行線的判定
斐波那契螺旋弧线（表格法）
Discover Resources
glt-h02-00-正方形折成三角錐
Rolling Circle
橢圓與斜率
回家作業
Copy of 阿波羅尼斯圓
Discover Topics
Trigonometry
Piecewise Functions
Fractions
Dilation
Cosine