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day01_03
Author:
周昭景
GeoGebra
New Resources
四邊形的特性
四邉形 (四年級) 教師版
球體建築師
sanjiaohanshu
兩位數除以一位數（一）
Discover Resources
Newton
九點圓
Locus: Fixed Distance From Straight Line
Error (誤差)
翰林數學_2下_CH3-4_大邊對大角
Discover Topics
Tree Diagrams
Means
Solids or 3D Shapes
Geometric Distribution
Parametric Curves