Cos(t)

Definition

Cos(t) is a trigonometric function that represents the ratio between the adjacent side and hypotenuse in a right triangle with angle t (measured in radians).

Related terms

Sine function: A trigonometric function that represents the ratio between the opposite side and hypotenuse in a right triangle with angle t.

Periodic function: A function that repeats its values at regular intervals.

Radians: A unit of measurement for angles, where one radian is equal to the angle subtended by an arc of length equal to the radius of a circle.