Algebra and Graphs
Construction and Scale Drawing
Similar Figures and lengths
Similar Figures and Area and Volume
Lines, Planes and Rotational Symmetry
Basic Angle Properties
Sum of Interior and Exterior Angles
What are Loci
Vectors, Matrices and Transformations
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What are Circle Theorems
On your IGCSE GCSE Maths exam you will not only have to calculate angles in polygons, you will also have to be able to find angles in circles. This section will explain the various Circle Theorems to you. Many students are intimidated by the Circle Theorems and think they are difficult to understand. However, if you know what you should be looking for you will notice that questions about Circle Theorems are actually quite easy and even fun! Therefore you need to study all the following maths videos and example questions carefully during your maths revision. You will get questions on Circle Theorems on your maths exam so make sure to study them now. Good luck and have fun!