Journal for Geometry and Graphics 27 (2023), No. 2, 171--179
Copyright Heldermann Verlag 2023
Equalities and Inequalities in the Excircle Quadrilateral of a Convex Quadrilateral
Ovidiu T. Pop
National College Mihai Eminescu, Satu Mare, Romania
ovidiutiberiu@yahoo.com
Mario Dalcín
ARTIGAS Secondary School Teachers Institute, CFE Montevideo, Uruguay
mdalcin00@gmail.com
We demonstrate some identities and inequalities that occur in the quadrilateral determined by the centers of the excircles in a convex quadrilateral.
Keywords: Bicentric quadrilaterals.
MSC: 51M04.
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