6 feet 10 inches and 8 ft and 9 inches = 15 feet 7 inches
The sum of 6 ft 10 inches and 8 ft 9 inches is 15.5833333 feet or 15 feet 7 inches.
12 ft 3 in 12 ft 3 in + 5 ft 10 in = 17 ft 13 in = 18 ft 1 in
14-ft 19-in = 15-ft 7-in
10 inches + 12 feet is 154 inches. 10 feet + 12 feet is 264 inches.
9 ft 10 in
1 ft = 12 inches so 10 ft = 120 inches. Then 10 ft 5 in = 125 in
120 inches go into 10 feet
10 feet is greater.
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.
convert feet to inches knowing that 1 foot = 12 inches 15 ft 10 in = 14 feet 22 inches 14 ft 22 in minus 11 ft 11 inches = 3 feet 11 inches
8 feet 3 inches - 3 feet 5 inches = 4 feet 10 inches
7 ft 3 in + 4 ft 10 in = 11 ft 13 in = 12 feet 1 inch