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proof 49 黃彥淇
Author:
郭亮偉
GeoGebra
New Resources
柱體建築師
兩位數加法
四邉形 (四年級) 教師版
錐體建築師
直角坐標平面上的旋轉變換
Discover Resources
給錐體一個名字 4
行星運動
平面幾何新路
How to draw a decagon with ruler and compasses?
球體建築師
Discover Topics
Cube
Hypergeometric Distribution
Optimization Problems
Linear Equations
Matrices