Six Sigma is a set of techniques and tools for process improvement. It was introduced by engineer Bill Smith while working at Motorola in 1986. Jack Welch made it central to his business strategy at General Electric in 1995. Today, it is used in many industrial sectors.
One acre equals 0.0015625 square miles, 4,840 square yards, 43,560 square feet or about 4,047 square metres (0.405 hectares) (see below). While all modern variants of the acre contain 4,840 square yards, there are alternative definitions of a yard, so the exact size of an acre depends on which yard it is based.
Area is defined as Length times Width 1 Acre (43,560 square feet) is a piece of land whose Length times Width is 43,560. Or if we take the square root of 43,560 we get 208.7 â¦ In other words if a piece of land is 208.7 feet on one side and 208.7 feet on another side this would be 43,560 square feet.nswer by Ablex. Confidence votes 824. There are 43,560 square feet in one acre so take the length times the width in feet and divide by that figure to find the number or fraction of an acre. If the property is irregular, take length times width of each roughly rectangular chunk and add them together before dividing.