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What is the volume of a circle that has a radius of 14m?

What is the volume of a circle that has a radius of 14m?-example-1

1 Answer

3 votes

Step1: analyze the image given:

The image given in the question is a sphere

Step2: Give the formula to be used

The volume of a sphere is given by


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

Step 3: Obtain the radius of the figure

The diameter of the sphere is given to be 14m

Radius is half the diameter

Hence, the radius will be 7m

Step 4: Substitute the value of r=7 into the formula


V=(4)/(3)\text{ x 7}^3*\pi\text{ }
\begin{gathered} V=\frac{4\text{ x 343}}{3}\pi \\ V=457.3\pi \end{gathered}

The answer is


V=457.3\pi\text{ (to the nearest tenth)}

User Rcl
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