The volume of the model to the nearest cubic foot is 137 ft³
Volume of a sphere
Volume of a sphere = 4/3πr³
- π = 3.14
- Diameter = 6.4 ft
Radius, r = diameter / 2
= 6.4 ft / 2
= 3.2 ft
Volume of a sphere = 4/3πr³
= 4/3 × 3.14 × 3.2³
= 4/3 × 3.14 × 32.768
= 411.56608 / 3
= 137.188693333333
Approximately,
Volume of the sphere = 137 ft³
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