#### IDENTITY IN TRIANGLE-233

Proposed by Mehmet Sahin-Ankara-Turkey IDENTITY IN TRIANGLE-233 Solution 1 by Mansur Mansurov-Azerbaijan, Solution 2 by Eldeniz Hesenov-Georgia, Solution 3 by…

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#### IDENTITY IN TRIANGLE-231

Proposed by Murat Oz-Turkey IDENTITY IN TRIANGLE-231 Solution 1 by Mehmet Sahin-Ankara-Turkey, Solution 2 by Mansur Mansurov-Azerbaijan

#### IDENTITY IN TRIANGLE-230

Proposed by Murat Oz-Turkey IDENTITY IN TRIANGLE-230 Solution by Mehmet Sahin-Ankara-Turkey

#### IDENTITY IN TRIANGLE-229

Proposed by Mehmet Sahin-Ankara-Turkey IDENTITY IN TRIANGLE-229 Solution by Marian Dinca-Romania

#### IDENTITY IN TRIANGLE-221

Proposed by Mehmet Sahin-Ankara-Turkey IDENTITY IN TRIANGLE-221 Solution by Ozcan Eser-Turkey

#### ABOUT AN INEQUALITY BY MEHMET SAHIN-I

Math Note by Marin Chirciu-Romania ABOUT AN INEQUALITY BY MEHMET SAHIN-I

#### IDENTITY IN TRIANGLE-201

Proposed by Mehmet Sahin-Ankara-Turkey IDENTITY IN TRIANGLE-201 Solution by Tran Hong-Dong Thap-Vietnam

#### ABOUT INEQUALITY IN TRIANGLE-913

Math Note by Marin Chirciu-Romania ABOUT INEQUALITY IN TRIANGLE- 913

#### INEQUALITY IN TRIANGLE-1486

Proposed by Mehmet Sahin-Ankara-Turkey INEQUALITY IN TRIANGLE-1486 Solution by Tran Hong-Dong Thap-Vietnam

#### INEQUALITY IN TRIANGLE-1472

Proposed by Mehmet Sahin-Ankara-Turkey INEQUALITY IN TRIANGLE-1472 Solution by Tran Hong-Dong Thap-Vietnam