Trilithon Protractors Trilithon Software Software for the Macintosh MillenniumSM . . . 
Protractors Help    
Trilithon Protractors
Protractor Controls
Menus
Keyboard Shortcuts
History

Key Commands

Place Protractor Origins

⌘ O (command–O) places the centre of the protractor at the current position of the mouse. Just move the mouse to the desired position (do not click the mouse) and press ⌘ O.

Copy Protractor Angle

⌘ C (command–C) copies the current angle of the mouse coordinates (relative to the protractor centre) to the pasteboard. From there you can paste the mouse coordinates into any application.

Help

⌘ ? (command–?) displays this help book