0.732
4/5
The volume becomes eight-fold.
one over eight
The circumference is pi times twice the radius, and the diameter is twice the radius, so the circumference is pi times the diameter: 25.13278 feet.
49/50
the radius is half of a diameter
Eight.
what do you mean
537.21234376 (to eight decimal places)
4 inches
4/5
4/9
2/3
16 inches
1
LCM: 40
two ninths