3d rendering is mostly used to make images for buildings like making their floor plans. 3D Rendering uses modern technology to bring the house or building to the eyes of the client through the images before the actual construction.
It is mostly used to make floor plans or the complete architecture of the interior and the exterior of the building. It helps the client to get a complete view of the building before the actual construction. This is done so that any modifications or customizations are done before the final construction to save the time and money spent on the building.