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# 2.3.5 Protractor

The Angle command displays a Protractor on the layout. Click for the protractor origin and `left-drag` the cursor to set the base angle. Adding `Ctrl` will snap the angle to a multiple of 90 degrees.

Then {Left-Drag the second line. Adding `Ctrl` will snap the angle to 90 degree relative to the base line. The angle between the lines is displayed.

Sunsequent clicks on the Angle button will hide or display the Protractor.

The points of the Protractor can be modified using the Modify (Section 2.2.8) command.