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Isosceles and Equilateral Triangles - Lines of Symmetry
作者：
Joy
主題：
正三角形
,
對稱
,
三角形
GeoGebra
最新資源
GeoGebra Notes
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探索資源
Year 1 Maths
Angles in a triangle
Practice Nov 20
Mijlocul Segmentului
LanceMillertransversalone
探索主題
直線
四邊形
體積
幾何中心或重心
一般四邊形