Measure distances on screen

Use Context > Measurement Units to change measurement units within software without changing operating system settings.

Measure the distance between two points on screen using the Measure tool. Measurements are shown in millimeters or inches, depending on current settings.

To measure distances on screen...

Select View > Measure Tool or press M.
Click the start point and drag the mouse. The tooltip displays the length of the measured line. The angle shown is the angle of the measured line relative to the horizontal.

Press Esc to finish.
You can also check the width and height of your design in the status bar.

Tip: For more accurate results, zoom in before you measure. The measurement is always the actual size and is not affected by zoom factor.