So if your room measures 11 feet wide x 15 feet long your total area will be 165 square feet.
How to work out floor area of a room.
Length x width area.
To calculate the area of a room use the standard length x width area formula.
First multiply the length and breadth of that room to get the area total room floor area length of the room breadth of the room 4 m 3 m 12 m2.
If the area is 100 square feet for example the radius is 5 64 feet.
Calculating the area of a room now that you know the room s length and width in meters you calculate its area using the formula length width area.
Use a tape measure and extend it from one wall to the parallel wall.
Divide the floor area by 3 14 and take the square root of the result to find the radius of the room.
Measure the length of your room.
For a square or rectangular room you will first need to measure the length and then the width of the room.
Then multiply the length and width.
Move any items or furniture in the way of your measuring tape.
Floor area calculator the best way to measure a room is to break it down in to rectangular areas.
If you re room is rectangular then simply enter the width and depth of the room and the unit of measure and the resulting floor area of the room will be calculated in several different units of measure both metric and imperial useful if you are meauring the room in one unit but for example the floor tiles you want are measured in a different unit.
If the room is 4 meters long and 3 meters wide its area is 4 meters 3 meters 12 square meters.
To use our floor area calculator be sure to note down this number in either meters or feet.
The way to calculate a rectangular area is by measuring the length and width of your area then multiplying those two numbers together to get the area in feet squared ft 2.
This is important and will help you get the correct measurements.
Step 2 multiply the radius by 6 28 2 pi to find the perimeter of the room.