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动点练习6
Author:
吕春杉
GeoGebra
New Resources
錐體建築師
球体的体积推导
球体的体积推导（优化版）
找出對稱軸
三位數除以一位數（二）
Discover Resources
立體圖形的反射對稱
高二上線性規劃_10
向量比換面積比
等截距和直線包絡拋物線
圓外切四邊形
Discover Topics
Statistics
Upper and Lower Sum or Riemann Sum
Arithmetic Operations
Histogram
Diagrams