GCSE sine rule

Finding the length of a side of a non right angled triangle

In this tutorial I show you how to find a length of one side of a non-right angled triangle by using the Sine Rule.

You can do this if you are given the opposite angle and another side and the opposite angle.

Finding an angle of a non right angled triangle

In this tutorial I show you how to find an angle of a non-right angled triangle by using the Sine Rule.

You can do this if you are given the opposite side, another side and the opposite angle.

The Ambiguous Case


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