Multiply the length of the room times the width.
64 Sq Ft. 8ft x 8ft is 64.
1 sq yd = 1 yd * 1 yd = 3 ft * 3 ft = 9 sq ft. 11 ft * 9 ft = 11*9 sq ft = 99 sq ft = 99/9 sq yd = 11 sq yd
900 square foot
If you mean 20 in x 20 in tiles, the 240 sq ft room is 240 x 144 sq in = 34560 sq in. each tile is 20 x20 = 400 sq in tiles needed are 34560/400 = 86.4 tiles, say 90 tiles
1 sq yd is equal to 9 sq ft, so a room that is 16 ft x 22 ft is 352 sq ft, or divided by 9 is equal to 39.11 sq yds.
The sq ft of a room 6 ft x 9 ft is 54 ft2.
Multiply the length of the room times the width.
264 sq ft.
16 x 28 sq ft...
11 ft * 13 ft = 143 sq. ft, so the room has an area of 143 sq. ft
96 sq ft.
12' * 21 ft = 12*21 sq ft = 252 sq ft.
1440 sq ft
40 x 40 = 1600 sq ft
It is approx. 460 sq ft.
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