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商高定理2
Author:
李春培
商高定理2
GeoGebra
New Resources
兩位數除以一位數（一）
畫出對稱圖形
兩組對邊相等的四邊形
第八周作业
【案例】2018年全国1卷理科12题
Discover Resources
黃金螺線
一元二次方程式
長方形分割
Compare areas by cutting shapes Q1
萬花筒
Discover Topics
Rhombus
Plane Figures or Shapes
Arithmetic Mean
Kite
Conic Sections