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Journal for Geometry and Graphics 26 (2022), No. 1, 039--050 Copyright Heldermann Verlag 2022 Tangential Quadrilateral in Isotropic Plane Ema Jurkin University of Zagreb, Zagreb, Croatia ema.jurkin@rgn.hr Marija Šimic Horvath University of Zagreb, Zagreb, Croatia marija.simic@arhitekt.hr Vladimir Volenec University of Zagreb, Zagreb, Croatia volenec@math.hr We prove some properties of tangential quadrilateral in an isotropic plane. We also determine a condition for tangential quadrilateral to be cyclic. Keywords: Isotropic plane, tangential quadrilateral. MSC: 51N25. [ Fulltext-pdf (2377 KB)] |