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張春興0302
Author:
張春興
GeoGebra
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【案例】圆柱体内放置一个大球六个小球
兩位數除以一位數（二）
兩組對邊相等的四邊形
異分母分數減法
【案例】2018年全国1卷理科12题
Discover Resources
方格紙上畫平行四邊形2
GGB動畫
justin sin
七巧板綜合的副本
線性組合的副本
Discover Topics
Combinatorics
Confidence Interval
Optimization Problems
Exponent
Addition