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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 A. (The other five trigonometric …

  2. 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'.

  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 geometry secant (trigonometry) (Latin: …

  4. Secant Function - Formula, Graph, Domain and Range ... - Cuemath

    The secant function or sec function can be defined as the ratio of the length of the hypotenuse to that of the length of the base in a right-angled triangle. It is the reciprocal of cosine function …

  5. Secant of a Circle - GeeksforGeeks

    Jul 23, 2025 · Tangent and Secant of a Circle A tangent is a line that connects with the circle at just one point, while a secant is a line that intersects the circle at two points. It is a specific …

  6. Secant (function) Definition (Illustrated Mathematics Dictionary)

    In a right angled triangle, the secant of an angle is: The length of the hypotenuse divided by the length of the adjacent side. The abbreviation is sec. sec (θ) = hypotenuse / adjacent. It is not …

  7. Secant in Trigonometry Explained Simply - Andrea Minini

    Geometrically, the secant (OB) is the point where the line (r), which is tangent at point P on the unit circle, intersects the x-axis. The secant can also be seen as the line segment OC that …

  8. 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 denoted as 'sec'.

  9. 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 inverse (reciprocal) ratio of the …

  10. Secant of a Circle – Definition, Properties, Formulas, Examples

    Apr 25, 2024 · The secant of a circle is a line or line segment that intersects the circle at two points. The term ‘secant’ is obtained from the Latin word ‘secare’ meaning to ‘to cut’.