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moon1
Author:
ypy
GeoGebra
New Resources
判斷球體
画直线等分三角形的面积
異分母分數減法
拼砌四邊形
算柱 (兩位數)
Discover Resources
平行四邊形變奏曲III
類正五邊形摺法
P6 圓周03A
滾動的圓
Rotational Symmetry的副本
Discover Topics
Constructions
Combinatorics
Vectors 3D (Three-Dimensional)
Complex Numbers
Limits