To Enter a Data Point at Distances Along the View Axes from the Last Tentative or Data Point
Press the keyboard shortcut <P>.
A pop-up menu opens.
Again press <P> or select Point Keyin (Single) from the pop-up menu.
The Data Point Keyin dialog opens.
In the Data Point Key-in dialog, key in POINT VDELTA x,y or DX=x,y.
x and y are the distances along the view x-axis and y-axis, respectively.
Distance. P denotes the last data or tentative point; xv and yv the view x- and y-axes.