what is the formal and functional regions of seattle washington and Las Vegas Nevada?

Answer 1

The formal region is defined by the city limits of each city.

http://travel.yahoo.com/p-map-191501967-map_of_las_vegas_nv-i

http://clerk.ci.seattle.wa.us/~public/nmaps/fullcity.htm

Functional Regions: http://www.las-vegas-hotels-locator.com/Pics/las-vegas-map-mapage.gif

http://www.mapquest.com/maps?city=Seattle&state=WA