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面積的認識4
Author:
ylmapsstudent
GeoGebra
New Resources
兩組對邊相等的四邊形
【案例】圆柱体内放置一个大球六个小球
拼砌四邊形
第八周作业
画直线等分三角形的面积
Discover Resources
Ex5C#2
地球儀
重心
包含除法（1 ÷分數）的副本
翰林數學_2下_CH3-4_扣條
Discover Topics
Statistics
General Quadrilateral
Secant Line or Secant
Indefinite Integral
Centroid or Barycenter