The foot (ft) is an imperial unit equal to 12 inches or 0.3048 meters, deeply embedded in American construction, aviation altitudes, and everyday measurement. In real estate, room dimensions and property lot sizes are almost always stated in feet across the United States. One foot equals exactly 30.48 centimeters.

The yard (yd) is an imperial unit equal to 3 feet or 0.9144 meters, commonly used in the United States for measuring fabric, football fields, and medium-length distances. It provides a convenient middle ground between feet and miles for outdoor measurements. One yard equals exactly 0.9144 meters, which is close enough to a meter for quick estimates.