Get a fresh, colourful angle on the basics of geometry! What are angles? Do you know the difference between a triangle and a quadrilateral? These videos on the basics of geometry will help you ...

It may be useful to refer to M1 properties of angles; M1 properties of 2D shapes and M5 Polygons if necessary. The sum of the angles inside any polygon can be found by spitting the polygon into ...

If you’re in the market for a secondhand bike that’s been around for a few years, you might ask yourself if a modern mountain bike really handles better than an older one. A mountain bike’s geometry ...