Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles ... Trigonometry follows a similar path as algebra: it was developed in the ancient ...

Practise trigonometric ratios in similar right angled triangles with this quiz. You may need a pen and paper to help you with your answers. Using your maths skills, help to build bridges and bring ...

According to the researchers, Plimpton 322 is a trig table, similar to the ones seen in every high school math textbook, except Plimpton 322 uses triangles instead of circles and angles.