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  1. Secant | Definition, Formulas, & Facts | Britannica

    secant, one of the six trigonometric functions, which, in a right triangle ABC, for an angle A, is sec A = length of hypotenuse/ length of side adjacent angle …

  2. Secant Formula - What is Secant Formula?, Examples - Cuemath

    When the length of the hypotenuse is divided by the length of the adjacent side, it gives the secant of the angle, of the right-angled triangle. Secant is …

  3. Secant - Wikipedia

    Secant is a term in mathematics derived from the Latin secare ("to cut"). It may refer to: a secant line, in geometry the secant variety, in algebraic …

  4. Secant function (sec) - Trigonometry - Math Open Reference

    In a right triangle, the secant of an angle is the length of the hypotenuse divided by the length of the adjacent side. In a formula, it is abbreviated to just 'sec'.

  5. Secant Formula - Concept, Formulae, Solved Examples

    Jul 23, 2025 · Secant is one of the six basic trigonometric ratios and its formula is secant (θ) = hypotenuse/base, it is also represented as, sec (θ). It is the …

  6. Secant and Cosecant - Algebrica

    Apr 29, 2026 · The secant and cosecant of an angle θ are defined as the reciprocals of cos (θ) and sin (θ), extending trigonometric relationships.

  7. Secant Function — Formula, Graph, Properties, Examples

    22 hours ago · The secant function $\sec\theta = 1/\cos\theta$ is the reciprocal of cosine — defined wherever cosine is non-zero, with vertical asymptotes …

  8. Secant (sec θ) — Formula: sec θ = 1/cos θ, Values & Examples

    Secant is the trigonometric function defined as the reciprocal of cosine. Written sec θ, it equals 1/cos θ and is undefined wherever cosine equals zero.

  9. Secant Function (sec x) - Definition, Graph, Properties & Interactive ...

    Complete guide to the secant function sec x. Learn its definition, graph, period, vertical asymptotes, domain, range, and explore an interactive tutorial on …

  10. Trigonometric Identities - Math is Fun

    You might like to read about Trigonometry first! The Trigonometric Identities are equations that are true for right triangles.