Which feature is used to create an array of an existing model feature in a design program?

The feature that creates an array of an existing model feature in Autodesk Inventor is known as the Rectangular Pattern. This tool allows users to replicate a selected feature, such as a hole or a boss, in a specified rectangular layout. You can define the number of instances along each axis, as well as the spacing between them, which makes it particularly useful for creating patterns in designs where components need to be evenly distributed, such as in mechanical assemblies or architectural layouts.

While other options may seem similar, they serve different purposes. The Circular Pattern, for example, is specifically designed for replicating features around a central point, which is ideal for circular or rotational designs but does not create a rectangular layout. Linear Array can sometimes refer generically to patterns along a straight line in other software but doesn't specifically apply within the same context as the specific tools in Inventor. Grid Layout is not a standard term in Autodesk Inventor for creating arrays and may be confused with other layout functionalities in different software or design contexts.

Understanding these distinctions is important because knowing how to correctly utilize patterns will enhance efficiency and accuracy when designing complex models in Autodesk Inventor.