Copyright Goodheart-Willcox Co., Inc. Chapter 8 Creating and Working with Solid Model Features 187 Number of columns and spacing Number of rows and spacing Number of levels and spacing A B D E Pick and drag to set the number of columns Pick and drag to set the column spacing Pick and drag to set the number of rows Pick and drag to set the row spacing C Figure 8-12. A—Two floors and one structural column are drawn. Creating a 3D rectangular array will place all of the required columns on both floors at the same time. B—After entering the ARRAYRECT command, you can pick a grip and drag to set the number of rows or columns or the spacing between rows or columns dynamically. The floor objects are removed from the view for illustration purposes only. C—The Array Creation ribbon tab can be used to set values for rows, columns, and levels. D—An associative 3D rectangular array made up of three rows and five columns on two levels. E—An arrangement of three rows and seven columns after editing the properties of the associative array.