Bearings are angles used in navigation. Missing information about bearings can be worked out using the sine and cosine rules. Find out here. National 5 Maths - Using bearings in trigonometry. revision ...

Looking for more revision? There are videos, diagrams and more on calculating the area of a triangle using trigonometry in this National 5 Maths guide. National 5 Maths - Calculating the area of a ...