US currency

The currency of the USA (United States of America) is the United States Dollar (USD), commonly represented by the symbol $.

Key Points about U.S. Currency:
• Official Name: United States Dollar
• Symbol: $
• ISO Code: USD
• Subunit: 1 dollar = 100 cents (¢)
• Issuing Authority: U.S. Department of the Treasury & Federal Reserve

Paper Bills (Banknotes):
• $1, $2 (rare), $5, $10, $20, $50, $100

Coins:
• 1 cent (penny)
• 5 cents (nickel)
• 10 cents (dime)
• 25 cents (quarter)
• 50 cents (half dollar, uncommon)
• $1 coins (rarely used, e.g., Sacagawea dollar)

Features:
• Widely used as the world’s primary reserve currency.
• All notes are the same size, unlike many other countries.
• Notes feature U.S. presidents and founding figures (e.g., George Washington on $1, Abraham Lincoln on $5, Benjamin Franklin on $100).

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