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congruent (AAA) 2
Author:
Ricky Chan
GeoGebra
New Resources
算柱 (兩位數)
兩位數除以一位數（二）
兩位數加法
畫出對稱圖形
直角坐標平面上的旋轉變換
Discover Resources
二次涵数的图象y=ax^2+b
三角形的构成
圓錐的截面
Ice Mountain
三角函数 的副本
Discover Topics
Binomial Distribution
Solids or 3D Shapes
Bar Chart or Bar Graph
Geometric Distribution
Quadrilaterals