13 feet = 156 inches
So, 13 feet 10 inches = 166 inches
4.22m is about 13 feet 10 inches.
6 ft 10 in x 13 ft 10 in = 82 in x 142 in = 11,644 sq in = 11,644/144 sq ft = 80.86 sq ft I think that 13 ft 10 in = 166 inches, not 142 inches, so the answer is incorrect.
13 feet is 156 inches.
13 in = 1.08333333 feet
13 feet 7 inches......
13 feet 10 inches is 4.22 meters.
13 feet 2.5 inches.
134.65 ft2
There are 161/12 = 13 feet and 5 inches
17 feet and 13 inches or 18 feet and 1 inch.
13 inches = 13/12 feet = 1.0833... (recurring) inches.
156 inches = 13 feet