# The Product of the Perpendiculars to the Sides of a Triangle

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The tangential triangle of a triangle ABC is the triangle (A'B'C' in the figure) formed by the tangents to the circumcircle of ABC at A, B, and C.

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Contributed by: Jay Warendorff (March 2011)

Open content licensed under CC BY-NC-SA

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## Details

See Problem 4 in N. Altshiller-Court, *College Geometry*, Mineola, NY: Dover, 2007 p. 65.

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