# The Nagel Point

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A circle drawn outside a triangle that is tangent to the extensions of two of its sides and to the third side is an excircle.

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Contributed by: Jay Warendorff (March 2011)

Open content licensed under CC BY-NC-SA

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## Details

detailSectionParagraph## Permanent Citation

"The Nagel Point"

http://demonstrations.wolfram.com/TheNagelPoint/

Wolfram Demonstrations Project

Published: March 7 2011