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外凸的正方形
Author:
许业成
GeoGebra
New Resources
錐體建築師
畫出對稱圖形
異分母分數減法
算柱 (兩位數)
【案例】2018年全国1卷理科12题
Discover Resources
Area of rectangle
Function Transformations(2) 函數圖像的變換 (2)
正方體及正四面體的對稱性質
折線軌跡
venn图着色
Discover Topics
Pythagoras or Pythagorean Theorem
Tangent Line or Tangent
Set Theory
Combinatorics
Algebra