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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.
This article is from the online course:
Introduction to Mathematical Methods for University-Level Science
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This article is from the free online
Introduction to Mathematical Methods for University-Level Science
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