Circles and triangle centers associated with the Lucas circles - Peter J. C. Moses The Lucas circles of a triangle are the three circles mutually tangent to each other externally, and each tangent internally to the circumcircle of the triangle at a vertex. In this paper we present some further interesting circles and triangle centers associated with the Lucas circles. ✪ ✪ ✪ ✪ ✪ Hidden Content: **Hidden Content: Content of this hidden block can only be seen by members of (usergroups: V.I.P Downloader).** Theo LTTK Education