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RHS全等性質
Author:
Gideon Huang
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
三位數除以一位數（一）
異分母分數減法
三位數除以一位數（二）
畫出對稱圖形
Discover Resources
parallelogram and squares
六年級_正方體截面
正方体
平行线间的等积变形-第一题
等分旋轉
Discover Topics
Perimeter
Ellipse
Probability
Surface
Solids or 3D Shapes