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平行線法
Author:
chen mingchuan
GeoGebra
New Resources
異分母分數減法
柱體建築師
兩組對邊相等的四邊形
算柱 (兩位數)
【案例】2018年全国1卷理科12题
Discover Resources
能量守恆
n star
圓周率圓周率
Compare areas by cutting shapes Q1
折正五邊形
Discover Topics
Scalene Triangles
Rotation
Solids or 3D Shapes
Hypergeometric Distribution
Histogram