Sets the mode of trigonometric functions to degrees.
SETDEGREE
setdegree
sin(90)
returns 1.
setradian
returns 0.89399666.
By default, trigonometric calculations are in radians.
See DEG2RAD and RAD2DEG to convert degrees and radians.
DEG
DEG2RAD
OFF
ON
RAD2DEG
SETRADIAN