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正三角形內一點到三頂點的距離
Author:
羅驥韡 (Pegasus Roe)
Topic:
Area
,
Rotation
,
Triangles
GeoGebra
New Resources
三位數除以一位數（一）
兩位數除以一位數（二）
拼砌四邊形
兩組對邊相等的四邊形
算柱 (兩位數)
Discover Resources
有趣
Add and subtract 2
GeoGebra的認識與安裝
製作對稱圖形 level 2
六年級 行程圖
Discover Topics
Equilateral Triangles
Hypothesis Testing
Prism
Translation
Solids or 3D Shapes