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Author:
蔡柏皓
GeoGebra
New Resources
拼砌四邊形
異分母分數減法
球體建築師
三位數除以一位數（一）
【案例】2018年全国1卷理科12题
Discover Resources
圓錐的展開圖
三角柱展開圖
滾動的圓
生日问题
方格紙上畫正方形 2
Discover Topics
Intersection
Perimeter
Straight Lines
Rational Numbers
Vectors 2D (Two-Dimensional)