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正弦线与直线
Author:
GeoGebra Institute of WuXi
正弦线与直线
GeoGebra
New Resources
兩位數加法
球體建築師
找出對稱軸
兩位數除以一位數（二）
異分母分數減法
Discover Resources
三角形重心
task3
組織圖、頻數多邊形
外接圓的心
到點與線段距離相等
Discover Topics
Functions
Surface
Polygons
Indefinite Integral
LCM and GCD