You would need 25 (5x5).
9 square feet = 1 square yard 1,600 square feet = 1777/9 square yards
The floor's area is: 1,296 square feet.
18-ft x 20-ft = 360 square ft1 square yard = 9 square ft360 square ft = (360/9) = 40 square yards
The area of the floor is 1296 square feet.
20 x 20 = 400 The room has 400 square feet on the floor, 400 square feet on the ceiling, and (80 x height of the room) square feet on the walls.
400 square yards. This is because there are 9 square feet in a square yard, and there are 3600 square feet of carpet needed to cover the 60' x 60' floor.
5.8
A square yard is = to 9 square feet.
The answer will depend on the size of the tiles.
348 square feet are 38.666667 square yards.
170/9 = 18.9 square yards
324
234
You would need 25 (5x5).
You need3.11 square meters/area of each tile .
Around 50 square metres, as a rough guess!