A volume of 1 cubic yard1 \text{ cubic yard}1 cubic yard is equivalent to how many cubic feet\text{cubic feet}cubic feet? (1 yard=3 feet1 \text{ yard} = 3 \text{ feet}1 yard=3 feet)
3 ft33 \text{ ft}^33 ft3
9 ft39 \text{ ft}^39 ft3
27 ft327 \text{ ft}^327 ft3
81 ft381 \text{ ft}^381 ft3