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 ...
Trigonometry close trigonometryThe study of sides and angles in ... both \(o\) and \(h\) is the sine (sin) ratio. Practise finding angles in right-angled triangles with this quiz.
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