Definition: A cubic foot (ft³) is a unit of volume in the imperial and US customary systems that equals the volume of a cube with sides of 1 foot.
History/origin: The cubic foot has been used historically in construction, shipping, and other volume measurements.
Current use: Cubic feet are commonly used in the US and UK for measuring larger volumes such as room sizes, storage spaces, and fluids.
Definition: A cubic yard (yd³) is a unit of volume equal to the volume of a cube with sides of 1 yard (3 feet). It is equal to 27 cubic feet.
History/origin: The cubic yard originated from the imperial system and is based on the yard as a unit of length.
Current use: Cubic yards are widely used in the US for measuring materials like concrete, soil, mulch, and other bulk goods.
| Cubic Feet [ft³] | Cubic Yards [yd³] |
|---|---|
| 1.00 | 0.037037 |
| 0.50 | 0.018519 |
| 0.25 | 0.009259 |
| 2.00 | 0.074074 |
| 3.00 | 0.111111 |
| 4.00 | 0.148148 |
| 0.10 | 0.003704 |
| 0.05 | 0.001852 |
| 0.01 | 0.000370 |
| 5.00 | 0.185185 |
1 cubic yard = 27 cubic feet
1 cubic foot ≈ 0.037037 cubic yards
Example: convert 81 cubic feet to cubic yards:
81 ÷ 27 = 3 cubic yards