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Find the volume of this sphere.Use 3 for TT..V ?20 ftV ==Tr3Hint: The radius (r) is1/2 of the diameter.

Find the volume of this sphere.Use 3 for TT..V ?20 ftV ==Tr3Hint: The radius (r) is-example-1
User Suman Maharjan
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1 Answer

17 votes
17 votes

From the problem, the diameter of the sphere is 20 ft.

Note that radius is half of diameter, so the radius will be r = 20/2 = 10 ft

Using the volume formula of a sphere.


V=(4)/(3)\pi r^3

where π = 3


\begin{gathered} V=(4)/(3)(3)(10)^3 \\ V=4000 \end{gathered}

The answer is 4000 ft^3

User Sujit Prasad
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