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secant    
a. 割的,切的,交叉的
n. 割线,正切

割的,切的,交叉的割线,正切

secant
正割; 割线

secant
正割 割线

secant
n 1: a straight line that intersects a curve at two or more
points
2: ratio of the hypotenuse to the adjacent side of a right-
angled triangle [synonym: {secant}, {sec}]

Secant \Se"cant\ (s[=e]"k[a^]nt), a. [L. secans, -antis, p. pr.
of secare to cut. See {Section}.]
Cutting; dividing into two parts; as, a secant line.
[1913 Webster]


Secant \Secant\, n. [Cf. F. s['e]cante. See {Secant}, a.]
1. (Geom.) A line that cuts another; especially, a straight
line cutting a curve in two or more points.
[1913 Webster]

2. (Trig.) A right line drawn from the center of a circle
through one end of a circular arc, and terminated by a
tangent drawn from the other end; the number expressing
the ratio of this line to the radius of the circle. See
{Trigonometrical function}, under {Function}.
[1913 Webster]


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英文字典中文字典相关资料:


  • Secant Line -- from Wolfram MathWorld
    A secant line, also simply called a secant, is a line passing through two points of a curve As the two points are brought together (or, more precisely, as one is brought towards the other), the secant line tends to a tangent line
  • 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' Secant formula is derived out from the inverse cosine (cos) ratio
  • SECANT Definition Meaning - Merriam-Webster
    The meaning of SECANT is a straight line cutting a curve at two or more points
  • 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
  • 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





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