Reference > Functions reference > Trigonometric functions > Tan
 

Tan

Returns the tangent (Tan) of angleInRadians.

Format 

Tan(angleInRadians)

Parameters 

angleInRadians - any numeric expression or field containing a numeric expression, in radians

Data type returned 

number

Originated in 

FileMaker Pro 6.0 or earlier

Description 

Use this function to calculate the Tan of angleInRadians.

Equation

Notes 

With the Tan function, you cannot use values exactly equal to 90 degrees (Pi/2 radians), or multiples of 90 degrees.

Example 1 

Tan(.13) returns .13073731....

Tan(Radians(34)) returns .6745085.

Related topics 

Functions reference (category list)

Functions reference (alphabetical list)

About formulas

About functions

Defining calculation fields

Using operators in formulas