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棒形圖2(我最喜愛的科目)
Author:
Tse Sir
GeoGebra
New Resources
異分母分數減法
画直线等分三角形的面积
三位數除以一位數（二）
兩組對邊相等和有直角的四邊形
算柱 (兩位數)
Discover Resources
dandan
說明用01
指數_1
时钟
七年级数学平行线间的橡皮筋问题
Discover Topics
Logarithm
Upper and Lower Sum or Riemann Sum
Exponent
Tangent Function
Angles