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Sine and cosine rules

In this video, Dr Ria Symonds explains the sine and cosine rules and how to find the area of a triangle.

Watch this video to revise the sine and cosine rules. It should also help to make sure you know how to find the area of a triangle using the alternate formulae.

Comment below:

How confident do you feel that you’ve fully understood the method? You might also want to try creating a couple of your own questions to practise solving this kind of problem.

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Introduction to Mathematical Methods for University-Level Science

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