The measure 30 inch by 72 feet is a flat area and no volume.
It will hold 538.6 US gallons of water.
The volume of a cylinder 4 feet in diameter by 30 feet long is: 376.99 cubic feet.
The height of the cube (crate) is: 4.16 feet
Volume of greenhouse: 30*20*8 = 4800 cubic feet
If you mean as in volume then 72*7*11 = 5,544 cubic feet
Volume of box: 3*5*2 = 30 cubic feet
The volume is 34.361 cubic feet.
3 feet 3*4*6 = 72 cubic feet
Volume= 7,290 ft3
2x3x5=30 The volume of a rectangular prism is 30 feet.
30 cubic feet of volume = 224.42 gallons (rounded) of volume,regardless of what's in them. Even if they're empty.
15 square feet.