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P1 - 二位數的組合
Author:
Li Woon Chung
GeoGebra
New Resources
柱體建築師
小数 的副本
近似值：有效數字
三位數除以一位數（二）
兩組對邊相等和有直角的四邊形
Discover Resources
waaachen
分數(約分)
Ruler
工具：DimensionArrows
折纸角度探究
Discover Topics
Exponent
Geometry
Angles
Logic
Secant Line or Secant