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李洲意
Author:
Lee Chew Yee
GeoGebra
New Resources
找出對稱軸
四邉形 (四年級) 教師版
sanjiaohanshu
算柱 (兩位數)
小数 的副本
Discover Resources
面积与面积问题
有向角
一元二次方程式-應用問題(兩圓相切-2)
分數乘法方塊
【2020高考】全国1卷（理科） 第16题
Discover Topics
Polynomial Functions
Integers
Differential Equation
Sequences and Series
Rectangle