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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 commonly used, and is equal to 1 cosine
Secant - Math. net
A secant is a line that intersects a curve at a minimum of two different points The secant line above cuts (intersects) the curve at three distinct points In Geometry, secant lines are often used in the context of circles The secant line below, in red, intersects the circle with center O, twice