Before reading this guide, it may be helpful to read the guides from Module 1 on the properties of angles and the properties of 2D shapes. The sum of the angles inside any polygon can be found by ...

Polygons are multi-sided shapes with different properties ... Circle theorems are used in geometric proofs and to calculate angles. Transformations - Edexcel Transformations change the size ...

The skin on the nose of many mammals such as dogs, ferrets, and cows, shows grooves forming a multitude of polygons. A team from the University of Geneva (UNIGE) has thoroughly analyzed how these ...