ATANGENT()

ATANGENT() returns the numeric arc tangent of an angle that is expressed in radians.

Function Format

ATANGENT(radians)

ATANGENT() returns the numeric arc tangent of the measurement of the desired angle in radians.

Note: If your angle is expressed in degrees, use the RADIAN() function to convert the degrees to radians. To round the result of the RADIAN() function, use the DECIMALS() function.

Examples

ATANGENT(.7854) = 0.665774885941148

ATANGENT(DECIMALS(RADIANS(45),4))= 0.665774885941148