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密鋪5
Author:
chen mingchuan
GeoGebra
New Resources
柱體建築師
【案例】2018年全国1卷理科12题
兩位數加法
【案例】圆柱体内放置一个大球六个小球
三位數除以一位數（二）
Discover Resources
等腰，角度关系
Add and subtract 2
Salaries Tax in Hong Kong 薪俸稅
轨迹2016.4.16
gjh-f01-00 最短距離與對稱點
Discover Topics
Cosine
Quadratic Equations
Linear Programming or Linear Optimization
Similar Triangles
Linear Equations