This is known as a COMMON AREA WALKWAY
An elevation view.
Mortar
Yes. The trench is for what's called a footing.This footing is a mass of concrete that supports the building and keeps it from sinking into the ground.
Lime is a versatile building material that is commonly used as a binding agent for mortar, plaster, and stucco. It is also utilized in the production of lime concrete and as an ingredient in the manufacturing of various construction materials like bricks, tiles, and blocks.
the structure floating around un the cell are called This answer is incoherent or incomplete
A "cloister".
perimeter.
The perimeter is the distance around a figureIt is normally its perimeter
perimeter
If the figure is 2-dimensional, it is called the perimeter.
It is called perimeter.
Yes, and around a circle it is the circumference.
An old covered walkway is called a stoa from Greek architecture.
It is its perimeter.
perimeter
The perimeter.
perimeter