Local PRI is ideal for customers with a high volume of calls and ISDN signaling capabilities. This product provides high capacity delivery of voice services at low cost per minute rates. Local Digital T1. Local Digital T1 is a sound solution for customers with heavy calling and digital phone systems.
The two sides of a 1-acre rectangular lot can be any lengths as long as multiplying one by the other gives 43,560 (if the sides were measured in feet). if a 1-acre lot is a square, its sides will be 208.7103256 feet long (208.7103256 Ã 208.7103256 = 43,560). Imagine a sidewalk 5 feet wide.
The measurement of an âacreâ historically varied based on local customs and measurements, but today an acre is uniformly equivalent to: 1  66 feet Ã 660 feet (43,560 square feet) 2  10 square chains (1 chain = 66 feet = 22 yards = 4 rods = 100 links) 3  Approximately 208.71 feet Ã 208.71 feet (a square)  4,840 square yards.