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  1. Trigonometric functions - Wikipedia

    The trigonometric functions most widely used in modern mathematics are the sine, the cosine, and the tangent functions. Their reciprocals are respectively the cosecant, the secant, and the …

  2. Trigonometric functions - Math.net

    Trigonometric functions are functions related to an angle. There are six trigonometric functions: sine, cosine, tangent and their reciprocals cosecant, secant, and cotangent, respectively.

  3. Trigonometric Functions - Definition, Formula, Table, Identities, …

    Feb 24, 2025 · What are the trigonometric functions. Learn how to find its values with its list, formula, properties, and examples.

  4. 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 …

  5. Trigonometric Functions - Formulas, Graphs, Examples, Values

    What are Trigonometric Functions? There are six basic trigonometric functions used in Trigonometry. These functions are trigonometric ratios. The six basic trigonometric functions …

  6. Trigonometry | Definition, Formulas, Ratios, & Identities | Britannica

    Trigonometry, the branch of mathematics concerned with specific functions of angles. There are six functions commonly used in trigonometry: sine (sin), cosine (cos), tangent (tan), cotangent …

  7. Trigonometry functions - introduction - Math Open Reference

    Trigonometry functions - introduction There are six functions that are the core of trigonometry. There are three primary ones that you need to understand completely: Sine (sin) Cosine (cos) …

  8. Trigonometric functions | Algebra (all content) - Khan Academy

    Test your understanding of Trigonometric functions with these 13 questions.

  9. Trigonometry Formulas - List of All Trigonometric Identities and ...

    Jul 23, 2025 · Trigonometry formulas are equations that relate the various trigonometric ratios to each other. They are essential for solving a wide range of problems in mathematics, physics, …

  10. Study Guide - Trigonometric Functions - Symbolab

    In this section, we define the six basic trigonometric functions and look at some of the main identities involving these functions. To use trigonometric functions, we first must understand …