Trigonometry, at its core, is the study of relationships between the sides and angles of triangles. Within this realm, the ability to find unknown sides and angles of triangles forms a cornerstone ...

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 ...

Working with the graphs of trigonometric functions Working with trigonometric relationships in degrees Using the sine and cosine rules to find a side or angle in a ...

The class Trigonometry: Sine, Cosine, and Tangent discusses the three basic ratios that are the basis for trigonometry. Trigonometry is based on the specific relationships between the sides and angles ...