# Perpendiculars from the Midpoints of the Orthic Triangle

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Let ABC be a triangle. The triangle formed by the endpoints of the altitudes is called the orthic triangle of ABC.

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Contributed by: Jay Warendorff (March 2011)

Open content licensed under CC BY-NC-SA

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"Perpendiculars from the Midpoints of the Orthic Triangle"

http://demonstrations.wolfram.com/PerpendicularsFromTheMidpointsOfTheOrthicTriangle/

Wolfram Demonstrations Project

Published: March 7 2011