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i need help the volume of a sphere is
[tex]36\pi{ft}^{3} [/tex]
what is the radius of the sphere i have to use this formula
[tex]v = \frac{4}{3}\pi {r}^{3} [/tex]

Respuesta :

gmany

[tex] V=36\pi\ ft^3\\\\V=\dfrac{4}{3}\pi r^3\\\Downarrow\\\\\dfrac{4}{3}\pi r^3=36\pi\ \ \ |:\pi\\\\\dfrac{4}{3}r^3=36\ \ \ |\cdot3\\\\4r^3=108\ \ \ \ |:4\\\\r^3=27\to r=\sqrt[3]{27}\to r=3\ ft [/tex]

Answer: The radius r = 3 ft.

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