FUNCTION:  Sin( )
Sin(Number)
 
The Sin function returns the sine for a number (angle).
 
Code:
<% =Sin(45.0) %>
 
Output:
0.850903524534118
 
You can also use a negative number (angle).
 
Code:
<% =Sin(-45.0) %>
 
Output:
-0.850903524534118