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  1. Sine, Cosine and Tangent - Math is Fun

    Try this paper-based exercise where you can calculate the sine function for all angles from 0° to 360°, and then graph the result. It will help you to understand these relativelysimple functions.

  2. Sine and cosine - Wikipedia

    In mathematics, sine and cosine are trigonometric functions of an angle.

  3. Sine - Math.net

    Sine, written as sin⁡ (θ), is one of the six fundamental trigonometric functions. There are two main ways in which trigonometric functions are typically discussed: in terms of right triangles …

  4. Sine Function in Math - Definition, Formula, Examples

    Feb 18, 2025 · The sine function, commonly written as sin (θ), is the ratio of the opposite side to the hypotenuse of a right triangle. It is one of the primary trigonometric functions used in …

  5. 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 …

  6. Sine, Cosine, Tangent, explained and with Examples and practice ...

    This page explains the sine, cosine, tangent ratio, gives on an overview of their range of values and provides practice problems on identifying the sides that are opposite and adjacent to a …

  7. Sine | Definition, Formulas, & Facts | Britannica

    sine, one of the six trigonometric functions, which, in a right triangle ABC, for an angle A, is sin A = length of side opposite angle A/ length of hypotenuse. (The other five trigonometric functions …

  8. The sine function - math word definition - Math Open Reference

    The sine function, along with cosine and tangent, is one of the three most common trigonometric functions. In any right triangle, the sine of an angle x is the length of the opposite side (O) …

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

    Feb 24, 2025 · Trigonometric functions, also known as ‘ circular functions,’ are the ratio between any two sides of a right triangle: the opposite side, the adjacent side, and the hypotenuse with …

  10. Trigonometric Identities - Math.com

    Free math lessons and math homework help from basic math to algebra, geometry and beyond. Students, teachers, parents, and everyone can find solutions to their math problems instantly.