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根據百分率找數量（二）: 例4 的複本
Author:
Miss Tsang
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
探究三角形的全等條件
【案例】2018年全国1卷理科12题
祖冲之的期望：内棋与外棋
第八周作业
多邊形的面積
Discover Resources
賭神
認識函數圖形
三角函數
認識分數
二次涵数的图象y=ax^2+b的副本
鉛筆畫圓
Discover Topics
Optimization Problems
Equilateral Triangles
Symmetry
Functions
Geometric Mean