The Louvre is approximately 60,600 square meters.
200 square feet = 18.58 square meters.
Skin usually covers about 2 square meters.
As a linear meter is a length with zero width, even with an infinite number of them they will not cover an area of 30 square meters.
If a single roll of wallpaper will cover three square meters it will take 3.1 rolls to cover a wall that is 2 meters x 5 meters. You will need 10 square meters of paper to cover this size wall.
A lot
7 sq meters
17 (16.65) square meters are needed, at minimum.
You need3.11 square meters/area of each tile .
191.54 square yards.
4.5 * 6 = 27 square meters
20 mm = 0.020 meters 18 square meters * 0.020 meters = 0.36 cubic meters