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四下:三角形三边关系
Author:
钟秀群
,
GeoGebra Institute of Hong Kong
Topic:
Isosceles Triangles
,
Right Triangles
,
Triangles
三角形三边关系
GeoGebra
New Resources
拼砌四邊形
四邊形的特性
兩組對邊相等的四邊形
柱體建築師
畫出對稱圖形
Discover Resources
方格紙上畫平行四邊形4
題A至E
翰林B4習p81_9
正弦公式1
描点法画反比例函数图像
Discover Topics
Probability
Cone
Diagrams
Arithmetic Mean
Natural Numbers