COS

Name

Cosine

Description

Returns the cosine of the specified angle.

Syntax

COS(value)

Remarks

Specify the angle in radians using the value argument. If the angle is in degrees, multiply it by π/180 to convert it to radians.

See also ACOS, ACOSH, ASIN, ASINH, ATAN, ATAN2, ATANH, COSH, SIN, SINH, TANH, and TAN.

Data Type

Accepts numeric data. Returns numeric data. For more information, see Data Type for Each Cell Type.

Example

COS(R1C3)
COS(B2)
COS(45*PI()/180)=0.7071067812