To add an arrow or a line to the whiteboard, do the following:
1.Click the desired element in the Toolbar or use the hot keys.
2.Move the cursor to the place where the element will be placed.
3.Hold down the left mouse button to create an element of the desired length.
To change the parameters of the element, use the properties pane that appears when you add an element to the whiteboard.
To open the properties pane, select the element.
The Customize shape in the Actions section on the properties pane is available for lines. Change the shape of the lines using dots and circles on the element. Pull them in any direction to achieve the desired shape.