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平行4
Author:
Hui Sir
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
四邊形的特性
兩組對邊相等和有直角的四邊形
錐體建築師
算柱 (兩位數)
Discover Resources
恒在线上的一点
test
百葉窗
重心三等分三角形
爱心
Discover Topics
Cube
Logarithmic Functions
Congruence
Exponential Functions
Unit Circle