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- Trigonometry - Wikipedia
Trigonometry (from Ancient Greek τρίγωνον (trígōnon) ' triangle ' and μέτρον (métron) ' measure ') [1] is a branch of mathematics concerned with relationships between angles and side lengths of triangles
- Trigonometry | Khan Academy
Learn trigonometry—right triangles, the unit circle, graphs, identities, and more
- Trigonometry - Math. net
Trigonometry (named based on a Greek word that loosely translates to "measurement of triangles") is a branch of mathematics that studies the relationships between the sides and angles of triangles Trigonometry has many practical applications and is used in astronomy, surveying, navigation, and more
- What Is Trigonometry? Definition, Formulas Applications - Learner
Trigonometry is a branch of mathematics that deals with the study of triangles It is sometimes informally referred to as "trig " In trigonometry, mathematicians study the relationships between the sides and angles of triangles Right triangles, which are triangles with one angle of 90 degrees, are a key focus of study in this area of mathematics
- Trigonometry - AQA - GCSE Maths Revision - BBC
Learn and revise trigonometric ratios of sine, cosine and tangent and calculate angles and lengths in right-angled triangles with GCSE Bitesize AQA Maths
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