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GeoGebra
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GeoGebra
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把手(環面)
Author:
Yu-Tuan Lin
GeoGebra
New Resources
錐體建築師
兩位數加法
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
三位數除以一位數（二）
Discover Resources
點光源圖
tool for age question
費氏螺旋線(配合試算表)
簡單動畫
拉格朗日插值多項式
Discover Topics
Plane Figures or Shapes
Orthocenter
Combinatorics
Geometric Mean
Frequency Distribution