Community Tip - Did you get called away in the middle of writing a post? Don't worry you can find your unfinished post later in the Drafts section of your profile page. X
How to enter angle in degree-minute-second in Creo 3 sketch?
As far as I know the angles in sketches are always represented as decimal angles. So you just type in the arithmetic expression for the angle and Creo converts it for you. For example
24 deg 20 min 47 sec => "24 + 20 / 60 + 47 / 3600"