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圆锥曲线
Author:
杨晓晨
Topic:
Conic Sections
GeoGebra
New Resources
常见四边形是否是双心四边形
第八周作业1
撒针估算面积实验
科赫雪花
活动三:应用性质
Discover Resources
海市蜃樓
優良作品1(沛綺)
較複雜的周界問題(二)
公倍數與最小公倍數(L.C.M.)
Golden Ratio (phi) Collection
Discover Topics
Integers
Congruence
Area
Angles
Distributions