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均值不等式的一种几何证明.许兴华数学
Author:
许兴华数学
Topic:
Inequalities
GeoGebra
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找出對稱軸
GeoGebra笔记功能体验课件
判斷球體
兩位數除以一位數(一)
【案例】2013年安徽高考15题
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拋物線
拿破崙三角形(費馬點)
Geometry: Angles Sum of Triangle (幾何:三角形內角和)
三節棍
北門高中
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Angles
Plane Figures or Shapes
Planes
Linear Equations
Rectangle