# The Ratio Theorem

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In the triangle ABC let PQ be parallel to BC, with P on AB and Q on AC. Then |AP|/|PB| = |AQ|/|QC|.

Contributed by: Jay Warendorff (March 2011)

Open content licensed under CC BY-NC-SA

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"The Ratio Theorem"

http://demonstrations.wolfram.com/TheRatioTheorem/

Wolfram Demonstrations Project

Published: March 7 2011