Two-dimensional (2D) shapes are completely flat ... are equal in length and equal angles. These shapes are all regular polygons. A regular triangle is called an equilateral triangle.

Be careful to measure accurately when you are drawing a 2D shape. Draw a 2D shape that has ... base before you draw the other sides. Draw a triangle which has 2 sides both measuring 5 cm.

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

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 ...

Researchers from the Human Computer Interaction Institute (HCII) and Robotics Institute (RI) at Carnegie Mellon University ...

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

Individually, they were called up to name the shapes – triangle, star, etc. – painted on the crumbling wall beside an old-fashioned blackboard. Their lunch was cooked by two volunteer ladies ...