New posts in Polygons

Area of an irregular polygon

How is the area of a country calculated?

Strange formula for area of a convex polygon

An inequality related to area and sidelengths of a polygon $Area(A_1A_2....A_n) \le \frac{1}{n}cotg{\frac{\pi}{n}} \sum_{i=1}^nA_iA_{i+1}^2$

Problem on distances in a polygon

Nonconvex manhole covers

Rounding an Irregular Polygon

How to draw the outline of an icon made of several polygons?

A Smooth and Round Voronoi Mesh

Polygon with an extended Boundary