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Nders, Cones, and Spheres

The radius of a sphere is 3 inches. Which represents the volume of the sphere?
12 cubic inches
36.2 cubic inches
647 cubic inches
817 cubic inches
TIME REM
55:20

1 Answer

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Volume of sphere having radius of 3 inches is 113.04 cubic inches.

Solution:

Given that the radius of a sphere is 3 inches. Need to determine the volume of sphere

Formula for volume of sphere is as follows :


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

Where V is volume of sphere , π is constant value = 3.14 and r = radius of a sphere.

In our case, r = 3 inches

On substituting the value of π as 3.14 and value of r as 3 inches in the formula of volume of sphere, we get


V=(4)/(3) * 3.14 * 3^(3)=4 * 3.14 * 9=113.04 \text { cubic inches }

Hence volume of sphere having radius of 3 inches is 113.04 cubic inches.

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