Author: Benjamin Qi
Basic setup for geometry problems.
You should know basic operations like cross product and dot product.
|CF||short description of operations|
|CPH||Complex #s, Points & Lines, Polygons, Distances|
|CPC||basics, polygon area, point in polygon|
|CF||some material is quite advanced|
Some European Olympiads, like the CEOI, Balkan OI, and the Croatian OI, tend to have a lot of geometry problems. These problems tend to be quite difficult as well, so look for problems there when you run out of problems to practice!