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.
Author: Asif Masli 08 Jul 2014 Member Level: Bronze Points: 1 (Rs 1) Voting Score: 0. Hi,One standard Acre is equal to 4,840 square yards is equal to 4,047 square metres is equal to 43,560 square feet is equal to 0.405 hectares is equal to One acre equals 0.0015625 square miles. Author: T.M.Sankaran 11 Jul 2014 Member Level: Gold Points: 3 (Rs 1) Voting Score: 0.