Pengembangan Teorema Kosnita Dengan Menggunakan Incenter Dan Centroid

This thesis studies the development of Kosnita’s theorem using incenter and centroid, that is by means of using them as an initial construction in a triangle. There are three constructions produced, i.e. incenter-circumcenter, incenter-centroid and centroidcentroid. The concepts of congruency, incenter and centroid concepts are used to make the construction so that, with these simple geome…