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waaachen
Author:
陳兪宏
waaachen
GeoGebra
New Resources
直角坐標平面上的旋轉變換
Fibonacci Clock
長方體平面投影 (Codex版)
Earth with coastline
近似值：有效數字
Discover Resources
模版
我的社團圖形
中垂線性質
錯角練習
linear programing by Mr LO WY
Discover Topics
Diagrams
Angles
Cylinder
Volume
Geometric Transformations