PROBLEM 227-CUTTHEKNOTMATH

Homepage / Proposed problems / Contests / PROBLEM 227-CUTTHEKNOTMATH

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

RMM

Romanian Mathematical Magazine

The Romanian Mathematical Magazine appears in four editions: Spring, Summer, Autumn and Winter. Each issue contains proposed problems for juniors, seniors, undergraduates and math articles.

We are glad to publish in RMM author’s problems and articles from all over the world.

Latest Articles

SOME INTERESTING PROPERTIES OF COMPLEX NUMBERS WITH THE SAME MODULUS 08/05/2020
TRAIAN LALESCU LIMIT-120 YEARS,D.M.BATINETU-GIURGIU-85 YEARS 07/20/2020
RMM-TRIANGLE MARATHON 1901-2000 07/18/2020
RMM-TRIANGLE MARATHON 1801-1900 07/14/2020
RMM-INEQUALITIES MARATHON 501-600 07/12/2020

Contacts

dansitaru63@yahoo.com

Bld. Carol, nr. 6, Drobeta Turnu Severin, România.