TY - JOUR T1 - Bod a trojuholník A1 - Vallo, Dušan JA - Obzory matematiky, fyziky a informatiky Y1 - 2001 VL - 30 IS - 3 SP - 12 EP - 20 SN - 1335-4981 N2 - In this article we shall mention one interesting relation among point, triangle and incrible circle of triangle. We shall utilize knowledge from geometry as the circuit angle, the section angle, the sum of angles in triangle, properties of the sine function, the low of sine and the Ceva theorem. ER -