PROBLEM 227-CUTTHEKNOTMATH

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PROBLEM 227-CUTTHEKNOTMATH

Posted on September 25, 2017 by ssmrmh

Proposed by Mehmet Sahin-Ankara-Turkey

https://www.cut-the-knot.org/triangle/Angle135.shtml

Solution by Daniel Sitaru-Romania

Published by Alexander Bogomolny-USA

Posted in ContestsTagged Alexander Bogomolny, CUTTHEKNOTMATH, DANIEL SITARU, Mehmet Sahin

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