The Pedal and Antipedal Triangles

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Given a triangle and a point
, the pedal triangle associated with
is the new triangle obtained by projecting
to each of the sides of
. The antipedal triangle is such that
is the pedal triangle of
.
Contributed by: Jaime Rangel-Mondragon (July 2014)
Open content licensed under CC BY-NC-SA
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"The Pedal and Antipedal Triangles"
http://demonstrations.wolfram.com/ThePedalAndAntipedalTriangles/
Wolfram Demonstrations Project
Published: July 18 2014