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根據百分率找數量（一）: 例3 的複本
Author:
Miss Tsang
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
兩組對邊相等的四邊形
球體建築師
四邊形的特性
【案例】2018年全国1卷理科12题
算柱 (兩位數)
Discover Resources
兩正弦波的合成波
斜率 - 概念及定義 (2)
包絡線1
qr code for symmetry
三视图积木
Discover Topics
Symmetry
Similar Triangles
Linear Programming or Linear Optimization
Piecewise Functions
Parametric Curves