Trigonometric skills Working with the graphs of trigonometric functions Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points.

Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles. Trigonometry is found all throughout geometry, as every straight-sided shape may be ...

Revise trigonometric ratios of sine, cosine and tangent and calculate angles in right-angled triangles with this Bitesize GCSE Maths Edexcel guide.