Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or ...

Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More State-of-the-art machine learning algorithms can extract two-dimensional ...

The perimeter is the distance around the outside of a 2D shape. The distance can be measured in units like millimetres, centimetres, metres and kilometres. To work out the perimeter, add up the ...