PI
==

Function
--------

**PI** is used to return the value of PI

Syntax
------

A = PI

Example
-------

::

   10 INPUT "ANGLE IN DEGREES",A
   20 LET B = A*PI/180
   30 PRINT A;"DEGREES ARE";B;"RADIANS"

This program will convert an angle in degrees to an angle in radians.

Remarks
-------

PI is returned with 6 digit precision i.e.

PI = 3.14159