Extend horizontal method
-
Tap
.If you do not see this button in the Survey method bar, drag left across the Survey method bar to view more buttons.
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Select the two nodes from which a third node in the same horizontal line will be created: tap
and then tap the first node, then tap 
and tap the second node. - Enter the distance beyond the second node where the new node will be created.
- Tap
to create the node in the position shown.
