To calculate the area of a structure or section of land mass in square miles, use the formula for area of the section's shape with the dimensions, such as length, width, and radius, in miles. Not all sections of land or ... More »

A variety of electronic map tools can be used to calculate the number of miles between any two points on a map. The Pythagorean theorem can also be used if the component distances have been determined. More »

To determine the square footage of a rectangle, multiply the length by the width. The answer is in given square units. For example, if a lawn is 20 feet by 30 feet, the measurement is 600 square feet. This is also referr... More »

The formula to calculate the square footage of an area that is square or rectangular in shape is length multiplied by width equals the area's square footage. For example, if a rectangular shaped room measures 11 feet in ... More »

The formula for calculating population density requires dividing the area occupied, typically in square miles or square kilometers, by the number of people living there. Though population density usually refers to people... More »

To calculate minutes per mile, use the mathematical formula for rate (rate = distance/time). You need to know the distance traveled and the amount of time it took to travel that far. More »

To obtain the perimeter of a rectangular base, add all the sides using the formula P = 2l + 2w, where P is the perimeter, l is the length, and w is the width. You need ruler or a tape measure, a pen and a piece of paper.... More »