This is the equation used in our square footage calculator as well.
Room measurement calculator.
Room size calculator floor range.
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.
You can also enter decimal values.
Enter the dimensions choose metric or imperial into the calculator below.
Calculate the size of the room.
For example if your room has a rectangular shape write down in the calculator only width and depth of it and specify the measure s units.
Room size calculator calculate the size of the room dividing the room into the particular number of separate sections is an effective way to calculate the room s precise size when it has a unique shape.
Calculate area from your measurements in inches in feet ft yards yd millimeters mm centimeters cm or meters m.
Note that if you measure the room in inches the result will be in square inches.
The formula for the area of a rectangular room is width x length as shown in the figure below.
If your room is an unusual shape it s often easier to divide the room into 2 or 3 seperate section.
To use the calculator simply slide the height dimension to match your own and the depth and width measurements automatically calculate.
Enter measurements in us units or metric units.