Junghyun Lee, Minyoung Hwang, and Cheolwon Bae, Some loci in the animation of a Sangaku diagram,
Forum Geometricorum, 16 (2016) 187--191.

Abstract. In a symmetric partition of a regular n-gon into n congruent subtriangles and a regular n-gon in the center, we determine the loci of the incenter and points of tangency of the incircle a subtriangle.

[ps file] [pdf]

Return to Forum Geom., 16 (2016) Table of Contents