6 different configurations of Pappus' hexagon theorem
- Author:
- Zoltán Kovács
Pappus' hexagon theorem states that given one set of collinear points A, B, C, and another set of collinear points D, E, F, then the intersection points of line pairs AE and DB, AF and DC, BF and EC are collinear, i.e. the points lie on one line. This is well known from projective geometry.