Line

 

Operations:

Step 1: click the “Draw” button and select “Line” command;

Step 2: specify the first point of line by dragging or clicking on the drawing area. When the finger lifts, the point achieved.

Step 3: adjust the first point or click on the drawing area to get the second endpoint of line.

Step 4: adjust the second point or tap “✓” to confirm it.

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