Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...

2D shapes can be described by their sides, their angles and their symmetry. The sides might be equal in length and some might be parallel. The angles could be right angles, but sometimes they are ...

Up until about two decades ago, all mammograms were done using an X-ray machine, which generated two-dimensional (2D) images of breast tissue. In 2011, however, the U.S. Food and Drug Administration ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Should We Studio It’s an exciting time to be working in 3D animation. In recent years, 3D ...

Strange software bugs. Could benefit from extra light. No mobile device compatibility. Requires a computer. As a chronic tinkerer, I’ve always wished there was a simple, efficient, and effective way ...