Secants
Secants are lines that intersect a curve at two or more points. In geometry, a secant is a line that cuts through a curve or circle at two distinct points. It is used in trigonometry to calculate functions such as the secant function, which is the reciprocal of the cosine function. In the context of circles, a secant is a line that intersects the circle at two points, creating a chord between those points. Secants play a significant role in mathematics and are commonly used in various geometric and trigonometric calculations.