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橢圓
Author:
kai
Topic:
Ellipse
GeoGebra
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探究三角形的全等條件
常见四边形是否是双心四边形
三角函数 的副本
比較五件物件的重量
第八周作业3
Discover Resources
四角錐體的截面
Surface area of sphere
淮阴2015-28
數學1
Sec1302 Example0203
Discover Topics
Correlation
Sequences and Series
Functions
Binomial Distribution
Rhombus