This is an excellent whole lesson on Bearings and Trigonometry (SOH CAH TOA) which is KS3, GCSE and IGCSE ready. The lessons comes with resources to teach a subject that is often done poorly in exams.
This is a video lesson series on trigonometry in right-angled triangles made for Year 9 Intermediate to Higher pupils studying the WJEC GCSE in maths. I assume almost no prior knowledge of ...
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