A GCSE Maths video about finding exact trigonometric values. This video explains the exact values of sinθ, cosθ and tanθ for 0°, 30°, 45°, 60° and 90° and shows how they can also be worked out using a ...
A GCSE Maths video explaining rotational symmetry. This video looks at finding the order of rotational symmetry of different 2D shapes using worked examples. Find out more about GCSE Maths.