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旋轉長方形
Author:
h6741957g
GeoGebra
New Resources
圓的切線方程
直線的斜率：水平變化 & 鉛垂變化
折扣
百分數及其應用
科赫雪花
Discover Resources
Quiz on Special Lines in Triangles 三角形內的特殊線：測驗
[問題] 以橢圓焦點為中心的正方形
圓錐體內切球
正四面體
百度
Discover Topics
Optimization Problems
Exponent
Cuboid
Matrices
Interest Calculation