Variable: calc-angle-mode
calc-angle-mode is a variable defined in calc.el.gz.
Value
deg
Documentation
If deg, angles are in degrees; if rad, angles are in radians.
If hms, angles are in degrees-minutes-seconds.
Source Code
;; Defined in /usr/src/emacs/lisp/calc/calc.el.gz
(defcalcmodevar calc-angle-mode 'deg
"If deg, angles are in degrees; if rad, angles are in radians.
If hms, angles are in degrees-minutes-seconds.")