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Author:
陳冠彰
Topic:
Addition
義守財數101級製作
GeoGebra
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算柱 (兩位數)
GeoGebra笔记功能体验课件
【案例】2013年安徽高考15题
兩位數除以一位數（二）
球體建築師
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正弦定理
畢氏定理拼圖
三角碎形
How to derive the value of Pi的副本
应用与艺术
Discover Topics
Cuboid
Geometric Distribution
Arithmetic Mean
Multiplication
Differential Equation