
- Introduction to Trigonometry - Math is Fun- Trigonometry helps us find angles and distances, is used a lot in science, engineering, video games, and more! The triangle of most interest is the right-angled triangle. The right angle is … 
- Trigonometry - Wikipedia- Trigonometry is known for its many identities. These trigonometric identities [5] are commonly used for rewriting trigonometrical expressions with the aim to simplify an expression, to find a … 
- Trig Calculator | Trigonometric Calculator- This trig calculator finds the values of trig functions and solves right triangles using trigonometry. 
- Trigonometry | Khan Academy- Explore the world of trigonometry by mastering right triangles and their applications, understanding and graphing trig functions, solving problems involving non-right triangles, and … 
- Trigonometric Identities - Definition, List, Proofs, and Examples- Mar 7, 2025 · Trigonometric identities are classified based on the type of relationships they describe among trigonometric functions. These identities express the reciprocal relationships … 
- TRIG Definition & Meaning - Merriam-Webster- The meaning of TRIG is trigonometry. How to use trig in a sentence. 
- Trigonometry | Definition, Formulas, Ratios, & Identities | Britannica- Oct 2, 2025 · There are six functions of an angle commonly used in trigonometry. Their names and abbreviations are sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and … 
- Trigonometric functions - Math.net- Trigonometric functions are also called circular functions. The table below shows the six trigonometric function values for the specified angles in both degrees and radians. 
- Sine, Cosine and Tangent - Math is Fun- Sine, Cosine and Tangent are the main functions used in Trigonometry and are based on a Right-Angled Triangle. Before getting stuck into the functions, it helps to give a name to each side of … 
- Trigonometry Calculator- Check out two popular trigonometric laws with the law of sines calculator and our law of cosines calculator, which will help you to solve any kind of triangle. This trigonometry calculator has …