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rotational symmetry_3
Author:
maths324324
GeoGebra
New Resources
兩位數加法
兩位數除以一位數（一）
畫出對稱圖形
三位數除以一位數（一）
画直线等分三角形的面积
Discover Resources
弦中點的軌跡
maths
不等式
Copy of 方格紙上畫四邊形
两角和的正弦公式
Discover Topics
Mathematics
Symmetry
Straight Lines
Means
Logarithm