The Reflection Triangle and the Orthocenter

Let triangle A'B'C' be the triangle formed by reflecting the vertices of triangle ABC in the opposite sides. Circles A'BC, B'AC, and C'AB intersect at the orthocenter H of triangle ABC.
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Steve Phelps —

 
資源型態
活動
標籤
geometry  orthocenter  reflection  triangle 
適合年齡
14 – 18
語言
English
 
 
GeoGebra 版本
5.0
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3957
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CC-BY-SA, GeoGebra Terms of Use
 

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