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正4正8黏合
Author:
Wu Xiao-Ren
GeoGebra
New Resources
柱體建築師
【案例】2018年全国1卷理科12题
拼砌四邊形
兩位數除以一位數（一）
第八周作业
Discover Resources
線性規劃 - 數學技巧1
正四面體
boxplots/histogram (Africa and Asia)
平面区域的理解
少了一個質數One less prime number
Discover Topics
Solids or 3D Shapes
Rational Numbers
Numbers
Fractal Geometry
Triangles