Which is the smallest and the thinnest of the following US coins?
The dime is a ten-cent coin, one tenth of a United States dollar, labeled formally as "one dime". The dime is the smallest in diameter and is the thinnest of all U.S. coins currently minted for circulation. As of 2011, the dime coin cost 5.65 cents to produce. The Coinage Act of 1792 established the dime (spelled "disme" in the legislation), cent, and mill as subdivisions of the dollar equal to 1⁄10, 1⁄100 and 1⁄1000 dollar respectively.