nayelivergara5 nayelivergara5
  • 14-05-2019
  • Mathematics
contestada

Volume= 1200ft^3 gives you the sphere volume but need to find the surface area to the nearest whole number

Respuesta :

19allenethm
19allenethm 19allenethm
  • 14-05-2019

Answer:

S=546 [tex]ft^{2}[/tex]

Step-by-step explanation:

The equation for the volume of a sphere and the surface area of a sphere are as follows

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

[tex]S=4\pi r^{2}[/tex]

As we know that V=1200 we can use the volume equation to solve for r

[tex]1200=\frac{4}{3} \pi r^{3}\\900=\pi r^{3} \\[/tex]

Now we can plug r into the surface area equation

[tex]S=4\pi (\sqrt[3]{\frac{900}{\pi } })^{2} \\\\S=546.09\\S=546 ft^2[/tex] }

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