According to the U.S. Census Bureau, the county has a total area of 685 square miles (1,770 km2), of which 681 square miles (1,760 km2) is land and 3.8 square miles (9.8 km2) (0.6%) is water. It is the fourth-largest county in Tennessee by area. The county is located atop the Cumberland Plateau.
Revenue passenger kilometres (RPK) is a measure of the volume of passengers carried by an airline. A revenue passenger-kilometre is flown when a revenue passenger is carried one kilometre. A passenger for whose transportation an air carrier receives commercial remuneration is called a revenue passenger.
Received Pronunciation (RP) /rÉ¨ËsiËvd prÉËnÊnsiËeÉªÊÉn/ is the accent of Standard English in the United Kingdom, with a relationship to regional accents similar to the relationship in other European languages between their standard varieties and their regional forms.n the first edition of the English Pronouncing Dictionary (1917), he named the accent Public School Pronunciation, but for the second edition in 1926, he wrote, In what follows I call it Received Pronunciation (abbreviation RP), for want of a better term..