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梅花
Author:
呂麗珠
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
兩位數除以一位數（一）
三位數除以一位數（一）
畫出對稱圖形
【案例】2018年全国1卷理科12题
Discover Resources
廣義三角函數
Elementary school math
斯霍滕(Schooten)定理(與角平分線定理等價)
工作紙題2
黃金矩形
Discover Topics
Integers
Translation
Logarithmic Functions
Statistical Characteristics
Surface