That depends what units your 12 and 13 are. If that's 12 feet by 13 feet, then you would simply multiply 12 times 13 to get 156 square feet.
12x13 feet = about 14.5 sq meters.
250 square foot
28
5
156 square feet.
664 sq ft. 12x13=166 x it by 4 walls=664 sq ft
That depends what units your 12 and 13 are. If that's 12 feet by 13 feet, then you would simply multiply 12 times 13 to get 156 square feet.
A room that is 12 feet by 13 feet is 156 square feet in area
12x13 feet = about 14.5 sq meters.
250 square foot
28
5
60 square feet
108 square feet
13.93 square meters.
130 square feet