youtube.com › watchTrigonometry Exact Values Higher
GCSE Higher maths only (for foundation see here: https://www.youtube.com/watch?v=3KYomDEIQgo). Finding the exact values of sin, cos and tan for 0, 30, 45, 60 and 90 degrees using the graphs, using triangles and using a table. For the full list of videos and more revision resources visit https://www.mathsgenie.co.uk