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已知正三角形內部一點到三邊距離求面積
Author:
連琨銘
GeoGebra
New Resources
錐體建築師
画直线等分三角形的面积
兩位數加法
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
Discover Resources
數線的繪製
shaded region
三角函數
椭圆的定义
禪繞畫2
Discover Topics
Statistics
Statistical Characteristics
Plane Figures or Shapes
Dilation
Complex Numbers