Τετάρτη 30 Οκτωβρίου 2019

ADGEOM 1237

Dear Mr Yiu, Mr Garcia Capitan, Mr Moses, and Mr Nikolaos Dergiades and all Geometer
 
X(13),X(15),X(5463),X(5464) lie on a circle.
X(14),X(16),X(5463),X(5464) lie on a circle.
X(2),X(110),X(5463),X(5464)  lie on a circle
X(3),X(15),X(110),X(5463) lie on a circle
X(3),X(16),X(110),X(5464) lie on a circle
Circle through X(13),X(16),X(5464) and X(13)X(14)X(16) tangent with the line X(14)X(5464)
Circle through X(13),X(16),X(5464) and X(13)X(14)X(16) tangent with the line X(14)X(5464)
Circle through X(14),X(15),X(5463) and X(13)X(14)X(15) tangent with the line X(13)X(5463)
 
Please see the figure attachments
 
Best regards
Sincerely
Dao Thanh Oai

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