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三角形的面積
Author:
Anthony OR 柯志明
Topic:
Area
,
Triangles
GeoGebra
柯志明 香港 GeoGebra 學院
New Resources
拼砌四邊形
四邊形的特性
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
兩位數加法
Discover Resources
四点共圆
线段的最值
圖形拼砌
勒洛三角形(方型鑽子模型)
橢圓的副本
Discover Topics
Addition
Logarithm
Real Numbers
Intersection
Equilateral Triangles