Save guides, add subjects and pick up where you left off with your BBC account. Two-dimensional (2D) shapes are completely flat. They cannot be picked up. 2D shapes can be found printed in a book ...

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 ...

Researchers at Westlake University have disclosed a two-dimensional (2D) mechanically interlocked polymer (MIP) that mimics medieval chainmail at the molecular scale. This micrometer-scale 2D ...

Mathematicians’ Favorite Shapes Hold the Key to Big Mathematical Mysteries ...

The older Pokémon games are chock-full of movie references, nods to other Game Freak titles, and even meta references to the ...