A comprehensive PowerPoint lesson designed for interactive use with a clicker, mouse, or keyboard to navigate through animations and display fully animated and worked solutions. Walked through ...

This is a set of ‘live drawings’ of various circle theorem examples, all drawn by hand. Each example has ‘teaching notes’ as a possible suggestion of how it can be used in a classroom. All videos are ...

Circle theorems are properties that are true for all circles, regardless of their size. There are six theorems to learn and recognise. Questions can have a combination of theorems. It is important to ...

It is important to remember other angles rules, such as angles on a straight line add up to 180°, and to recognise angles in parallel lines. Make sure you are confident in applying Pythagoras’ theorem ...