More often the transepts will extend well beyond the sides of the rest of the building, forming the shape of a cross; this is called a "Latin cross" groundplan, and these extensions are known as the arms of the transept.
More often the transepts will extend well beyond the sides of the rest of the building. More often the transepts are forming the shape of a cross. This is called a "Latin cross" groundplan. These extensions are known as the arms of the transept.