W hen most people think of shapes, they imagine a triangle, a rectangle, or maybe even a fancier- sounding rhombus or ...

Polygons are 2D shapes that have straight sides. Regular polygons have sides and angles that are all the same size. Let's recap what a polygon is with this quick video. How would you work out the ...

The Plovdiv case is an example of how the Ministry of Interior is being used. The Ministry of Interior can be a very powerful tool in the fight against crime and can seriously change the situation in ...