This succinct and engaging resource is a perfect introduction to the use of trigonometric functions (sine, cosine and tan). In more than 40 detailed and well explained slides, including two sets of ...

This is a whole lesson on an** Introduction to Trig Equations**, which builds on previous lessons on radians, trig graphs or functions, and basic sohcahtoa by looking at how to solve basic trig ...

An animated guide to using trigonometry. Trigonometric terms are explained and examples are used to show how to find unknown angles and sides for right-angled triangles. Use as an introduction or ...

The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...