Area is the quantity that expresses the extent of a two dimensional figure or shape or planar lamina, in the plane. Surface area is itsog on the two dimensional surface of a three dimensional object..Example What is the area of this rectangle? Area Count. The formula is Area = w h w = width h = height. The width is , and the height is , so we know w = .Example What is the area of this rectangle? Area Count. The formula is Area = w h w = width h = height. We know w = and h = , so Area = = .Area meaning . a particular part of a place, piece of land, or country . a subject or activity, or a part of. Learn more..Area definition is the surface included within a set of lines specifically the number of unit squares equal in measure to the surface. How to use area in a .Define area noun and get synonyms. What is area noun ? area noun meaning, pronunciation and more by Macmillan Dictionary..Area meaning, definition, what is area a particular part of a country, town etc Learn more..