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