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百分數：折扣、盈利與虧損
Author:
Anthony OR 柯志明
GeoGebra
柯志明 香港 GeoGebra 學院
New Resources
近似值：有效數字
國旗 (作圖步驟直接餵給 Claude)
第八周作业
拼砌四邊形
sanjiaohanshu
Discover Resources
用面積逼近圓周率
ie 1
由線段與弧構成的封閉區域填色
圓心至弦的垂直平分線
根據百分率找數量（二）: 例4的副本
Discover Topics
Linear Functions
Random Experiments
LCM and GCD
Similar Triangles
Plane Figures or Shapes