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用心包裝的禮物
Author:
李春培
用心包裝的禮物
GeoGebra
New Resources
拼砌四邊形
【案例】2013年安徽高考15题
兩組對邊相等和有直角的四邊形
異分母分數減法
【案例】2018年全国1卷理科12题
Discover Resources
平面幾何
旋轉
向日葵
同側AP+BP最小值
五点共圆
Discover Topics
Linear Programming or Linear Optimization
Real Numbers
Linear Regression
Symmetry
Piecewise Functions