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雙橢
Author:
Lin Ching Chieh
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
畫出對稱圖形
【案例】2013年安徽高考15题
四邊形的特性
拼砌四邊形
Discover Resources
相似三角形條件 - 三邊成比例
旋轉體：Washer Method
畢氏定理
南女校徽外型
test
Discover Topics
Geometry
Set Theory
Linear Functions
Constructions
Integral Calculus