CLIMBER:'The angle within the triangle will be equal to ... This clip will be relevant for teaching Maths at KS3/GCSE in England Wales and Northern Ireland. Also at National 4, 5 and Higher ...

How to find the missing angles on crossing lines A KS3 Bitesize Maths guide showing how to work out the value of different angles on a set of crossing lines. How to show angles in a n-sided ...