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面積
Author:
鍾文欽
Topic:
Area
GeoGebra
New Resources
錐體建築師
近似值：有效數字
三位數除以一位數（二）
柱體建築師
算柱 (兩位數)
Discover Resources
測試
折一半
向量点乘
七巧板（tangram）的副本
三角形的面積的副本
Discover Topics
Frequency Distribution
Matrices
Square
Fractions
Differential Calculus