multiply the length (in feet) by the width (in feet). For example, if the room is 8 ft by 8 ft, then the room has 16 square feet.
13.93 square meters.
one foot by one foot = one square foot. A very small room.
121 sq. Foot
49
141
Length mutiplied by width. For example if you a room that is 12 foot by 10 foot then the room is 120 square feet.
250 square foot
To calculate square feet, multiply one dimension by the other. A room of these dimensions, 16 ft by 30 ft would be 480 square feet. - wjs1632 -
Floor = 100 square feetCeiling = 100 square feetWalls = we can't calculate the walls without knowing the height of the ceiling
To calculate the square footage of a room, you multiply the length of the room by the width of the room. This will give you the total area in square feet.
To determine the appropriate air conditioner size for a room, you need to calculate the required capacity based on the room's square footage. The general rule is to have 20 BTUs (British Thermal Units) per square foot of space. To calculate the required capacity, multiply the square footage of the room by 20. For example, a room that is 300 square feet would need an air conditioner with a capacity of 6,000 BTUs.
28
5
60 square feet
21 x 11 = 231 -- There are 231 square feet on the floor. -- There are 231 square feet on the ceiling. -- There are a lot more square feet on the walls, but in order to calculate them, you need to know the height of the room.
21 x 4 = 84 -- There are 84 square feet on the floor. -- There are 84 square feet on the ceiling. -- There are a lot more square feet on the walls, but in order to calculate them, you need to know the height of the room.
Depending on the company, usually it is by square foot, or they may have standard prices for standard rug sizes or room sizes.