$BTC Bitcoin (BTC) pairs are essential in crypto trading, allowing you to trade other cryptocurrencies against BTC. Instead of using fiat like USD, BTC pairs let you measure a coin’s value in Bitcoin. For example, in an ETH/BTC pair, you’re buying or selling Ethereum with Bitcoin. These pairs help traders track performance relative to BTC, which is often seen as the market benchmark. BTC pairs also offer better liquidity and lower fees on many exchanges. If you're serious about crypto trading, understanding BTC pairs is crucial to spotting trends, maximizing profits, and navigating the market effectively. Always analyze the chart carefully.