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Author:
林鳳美
GeoGebra
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【案例】2018年全国1卷理科12题
異分母分數減法
三位數除以一位數(一)
球体的体积推导(优化版)
兩組對邊相等的四邊形
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研習講義
兩位小數
相似三角形證明-10306
貝氏曲面
餘角
Discover Topics
Vectors 2D (Two-Dimensional)
Volume
Natural Numbers
Conic Sections
Triangles