Respuesta :

The formula for the volume of a sphere is:

[tex]V=\frac{4}{3}\pi r^3[/tex]

Where r is the radius.

In this case, the radius is 18cm. Thus:

[tex]V=\frac{4}{3}\pi(18cm)^3=7776\pi cm^3\approx24429cm^3[/tex]

The volume of the bigger balloon is 24429 cm^3

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