To figure out the square footage of an area, you will need a measuring tape and possibly a calculator. Measure length and width and then multiply the two together. The process should take less than five minutes. More »

Square footage of a room is a measurement of area, so calculating it requires the length of the room and the width. By placing a tape measure at the edge of one wall and measuring a perfectly straight line to the opposit... More »

To calculate the square footage of a square or rectangle, measure the length and width of the area in feet, then multiply length by width to determine square footage. Different formulas are used to calculate the square f... More »

In order to use an online calculator to convert square feet to linear feet, two basic measurements must be known. The first is the width in inches of the material being measured. The second is the square footage. More »

To use a CFM (cubic feet per minute) calculator to determine airflow needs for a room, know variables such as the volume of the room and the number of times the air changes per hour from the fan/ventilation system and ap... More »

To use a square footage calculator to measure a room, first find its length and width measurements, either in feet or feet and inches. Input the measurements into the corresponding boxes of the calculator, and then hit C... More »

To use an acreage calculator, just input the area length and area width of the land that you want to calculate. Then, click on the calculate button and based on the inserted values, you receive answers in the form of acr... More »