The Excircles and the Nagel Point

The sketch below shows the four tritangent circles (the incircle and the three excircles). The Nagel point is the point of currency of the segments from the point of concurrency of each side to the vertex of the opposite side.
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Steve Phelps —

 
Materialetype
Arbejdsark
Tags
geometry  triangle 
Målgruppe (alder)
14 – 18
Sprog
English
 
 
GeoGebra version
5.0
Visninger
4610
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Licens
CC-BY-SA, GeoGebra Terms of Use
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Copy of The Excircles and the Nagel Point
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