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Polygon Activity
Author:
Argon
Hello, First GeoGebra
GeoGebra
New Resources
畫出對稱圖形
兩組對邊相等和有直角的四邊形
拼砌四邊形
算柱 (兩位數)
三位數除以一位數（二）
Discover Resources
waaachen
test2fhms
sym1
滑桿2-3
畫等腰直角三角形
Discover Topics
Sphere
Solids or 3D Shapes
Angles
Set Theory
Scatter Plot