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ggb-fs-a1
Author:
康靖坤
m為分子,n為分母, l為可以再多平分成幾倍
GeoGebra
New Resources
找出對稱軸
三位數除以一位數（二）
sanjiaohanshu
近似值：有效數字
兩組對邊相等的四邊形
Discover Resources
曲柄搖桿接雙搖桿
周界-平移法(練習二)
如何求弦長
四年級面積的量度
两角差的正切公式的证明
Discover Topics
Frequency Distribution
Translation
Arithmetic Mean
Geometry
Upper and Lower Sum or Riemann Sum