HP 3000 Manuals

HP Business BASIC/XL Reference Manual

RAD 

The RAD statement indicates that angular units will be specified in
Radians.  This is the default.

A Radian is 1/(2*PI) of a circle.  This statement is used with
trigonometric functions.

Syntax 

RAD

Example 

     10 Radius=10
     20 RAD
     30 Area=PI*Radius**2
     40 PRINT Area

MPE/iX 5.0 Documentation