The volume of the tank is (81 x 32 x 39) = 101,088 cm3 = 101.088 liters = 26.705 gallons (rounded)
That's the volume of the tank up to the rim. We have no way of knowing
how much water may be in it.
formula is height x pi x radius^2 11xpix4x4 = 552.9203 cm^3
32cm
384 cubic centimetres
63 cmPerimeter = 2 x (Length + Width) = 2 x (9cm + 7cm) = 2 x 16cm = 32cm
32cm (8 sides x 4cm = 32cm)
320mm
9,364,163,649
32cm
320 mm = 12.5984 "
32 cm = 12.6 inches.
32cm.
1.25 inches