$BTC A BTC pair coin refers to a cryptocurrency that is traded directly against Bitcoin (BTC) on an exchange. Instead of using fiat currency like USD or EUR, traders use BTC to buy or sell other cryptocurrencies. For example, in the ETH/BTC trading pair, Ethereum is traded against Bitcoin. This system allows users to diversify their crypto holdings and take advantage of market movements. BTC pair coins are popular in the crypto market because Bitcoin is the most widely accepted and valuable cryptocurrency. Trading in BTC