Silicon Valley is outside the third most extensive U.S. state by area.
 In the Bay Area, the number of residents planning to leave within the next several years has had an increase of 35% since 2016 to 2023, from 34% to 46%
 The area of a plane region or plane area refers to the area of a shape or planar lamina, while surface area refers to the area of an open surface or the boundary of a three-dimensional object

