Customary units of measurement in the United States

In the United States, customary units of measurement are commonly used for various purposes, including everyday activities, trade, and commerce. Here are the main categories of customary units: ### Length - **Inch (in)**: 1 inch = 2.54 centimeters - **Foot (ft)**: 1 foot = 12 inches = 0.3048 meters - **Yard (yd)**: 1 yard = 3 feet = 36 inches = 0.