1) Direct line: click
start point and drag mouse to an end point, Notice
that the measurement is displayed. Release the
mouse when done.
2) Multi-line: click
point and drag to an end point. Notice that the
measurements are displayed as you go along.
Release mouse when done. You can continue
measuring from the previous end point to a next point
and so on.
, left-click mouse to choose a
, left-click mouse to choose a start
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