inches centimeters

feet centimeters

feet meters

yards meters

miles kilometers

square inches square centimeters

square feet square meters

square yard square meters

square miles square kilometers

ounces grams

pounds kilograms

teaspoons milliliters

tablespoons milliliters

fluid ounces milliliters

cups liters

US pints liters

US quarts liters

US gallons liters

cubic feet cubic meters

cubic yard cubic meters