The graph of \(y = \cos{\theta}\) has a maximum value of 1 and a minimum value of -1. The graph has a period of 360°. This is defined as \(\tan{\theta} = \frac{o}{a}\) and from the circle \(o ...
The trigonometric ratios sine, cosine and tangent are used to calculate angles and sides in right angled triangles. We are now going to extend trigonometry beyond right angled triangles and use it ...
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