Source: wikibot/polygon-with-holes

= Polygon with holes
{wiki=Polygon_with_holes}

A polygon with holes, often referred to as a "polygonal region" or "complex polygon," is a type of geometric figure that consists of a main outer polygon and one or more inner polygons (the holes) that are not part of the area of the main polygon. Here are some key aspects of polygons with holes: 1. **Structure**: The outer boundary is a simple polygon, while the holes are usually also simple polygons that are entirely enclosed by the outer boundary.