# The Desargues Configuration

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If the three straight lines joining the corresponding vertices of two triangles ABC and DEF all meet in a point G (the perspector), then the three intersections of pairs of corresponding sides lie on a straight line PQR (the perspectrix).

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Contributed by: Izidor Hafner (March 2011)

Open content licensed under CC BY-NC-SA

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"The Desargues Configuration"

http://demonstrations.wolfram.com/TheDesarguesConfiguration/

Wolfram Demonstrations Project

Published: March 7 2011