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Spiral1
Author:
chen mingchuan
GeoGebra
New Resources
拼砌四邊形
柱體建築師
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
算柱 (兩位數)
Discover Resources
八年级数学
甜甜圈v5
正方形和長方形有甚麼特性？
congruent (SSS) 2
太陽系
Discover Topics
Linear Equations
Planes
Set Theory
Straight Lines
Division