None.
A square inch is a measure of area, whereas an inch is a measure of distance. The two measure different things and, according to the basic principles of dimensional analysis, conversion from one to the other is not valid.
223 inches x 180 inches = 278.75 sq feet
12 x 12 ( units inches) is one sq ft you need 180 tiles
223 inches x 180 inches = 278.75 sq feet
9 sq feet = 1 sq yard so 180 sq ft = 180/9 = 20 sq yards
180 sq in. ... that's (12 X 15)/2 equals 180.
443 sq inches is 3.07639 sq feet.
4650.01 sq inches.
450 sq ft = 64,800 sq inches.
1,937.5 (rounded)
12' * 15' = 180 sq ft = 180*0.0929 sq m = 16.72 sq m (to 2 dp)
180/2.54 inches = 70.9 inches
There are 9 sq ft in 1 sq yd, so 180 sq ft = 180/9 = 20 sq yd.