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5-2習題 選一題
Author:
3A516057 練鴻裕
GeoGebra
New Resources
活动三：应用性质
百分數及其應用
折扣
盈利與虧蝕
第八周作业3
Discover Resources
Erdos-Mordell 不等式
平移法（一）
平移指令
平行線(方格版)
三角形点阵
Discover Topics
General Quadrilateral
Cylinder
Constructions
LCM and GCD
Plane Figures or Shapes