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王宏銘Proof93
Author:
郭亮偉
GeoGebra
New Resources
球體建築師
找出對稱軸
兩組對邊相等和有直角的四邊形
拼砌四邊形
球体的体积推导（优化版）
Discover Resources
圍棋名人賽
雨刷練習
gyzpa 拋物線焦點準線
夜市麻將模擬機2
垂線作圖
Discover Topics
Fractions
Symmetry
Calculus
Parametric Curves
Geometric Transformations