Select the wall on which the window is to be added. Select the
wall (A) marked in the figure.
Change the locating point to the right edge. Click the
Right
button on the contextual toolbar. The left and right edge are
defined by viewing the window from outside the wall.
Select
Enter distance from point. The function automatically adds a
dimension constraint.
Select the point from which the distance is to be measured.
Select the outer surface line of the exterior wall (B) marked in
the figure. The Enter Distance dialog box opens. The arrow shows
the positive direction of the distance.
Type in the text field: 1050.
Confirm by clicking OK.
Select Confirm. The program asks you to select another
wall.