The surface of the Dead Sea is more than 400 meters (1300 feet) below sea level, and its average depth is about 300 meters (1000 feet). The deepest point is 378 meters (1240 feet) deep.

First convert feet to meters. 12 feet = 3.6576 meters 5 feet = 1.524 meters multiply the meters together and you get sq meters.. your answer is 5.5741824m2