====== Cos function ======


 
==== Description ====
 
Calculates the trigonometric cosine of an angle.
 
==== Syntax ====
 
//cosine// = **Cos**(//expression//)
 
==== Parameters ====
 
The Cos function has the following parameters.

^Parameter^Description^
|//expression//|Must be a numeric value that designates degrees. The values must be within the range 0 to 360.||

 
==== See Also ====
 
[[atan|Atan()]], [[sin|Sin()]], [[tan|Tan()]]
 
==== Example ====
 
<code>
Angle = 45

tangent = Sin(Angle) / Cos(Angle)
 
**
**
</code>