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邊長與三角形（一）
Author:
GeoGebra Institute of Hong Kong
Topic:
Isosceles Triangles
,
Right Triangles
,
Triangles
GeoGebra
New Resources
判斷球體
四邉形 (四年級) 教師版
GeoGebra笔记功能体验课件
四邊形的特性
兩組對邊相等和有直角的四邊形
Discover Resources
不規則區域著色
Geometry : Basic Elements (幾何： 基本元素)
小棒
圆锥曲线1
斜率乘积为定值（椭圆、双曲线）
Discover Topics
Sine
Standard Deviation
Scatter Plot
Coordinates
Matrices