Archimedes was a Greek mathematician and inventor. He is credited  for developing the mathematical theory on the surface area and  volume of a sphere. He also discovered wha â¦ t is known as Archimedes'  principle. He was born around 287 B.C. and died in 212 B.C.
Geography of Greece. It is a peninsular and mountainous country located in Southern-Eastern Europe, in the Balkans peninsula. The country has the largest coastline in Europe (13,676km) due to its numerous islands. Greece has a total of 2,000 Greek islands but only 168 are inhabited.
The Aegean Sea lies to the east of the mainland, the Ionian Sea to the west, and the Mediterranean Sea to the south. Greece has the longest coastline on the Mediterranean Basin and the 11th longest coastline in the world at 13,676 km (8,498 mi) in length, featuring a vast number of islands, of which 227 are inhabited.Eighty percent of Greece is mountainous, with Mount Olympus being the highest peak at 2,917 m (9,570 ft)., officially the Hellenic Republic (Greek: ÎµÎ»Î»Î·Î½Î¹ÎºÎ® Î´Î·Î¼Î¿ÎºÏÎ±ÏÎ¯Î±, EllÄ«nikÄ«Ì DÄ«mokratia [dÄ«mokratÃ­a eliniËci.Ã°imokraËti]) a and known since ancient times As (/hellas/ ; ËhÉlÉs: GREEK, ÎµÎ»Î»Î¬Ï), ellas ellÃ¡s is a country located In. southeastern europe