How to find the radius of a sphere

Practice Questions

ACT Math › How to find the radius of a sphere

Questions

6

1

What is the radius of a sphere with a surface area of $169\pi$ ? Round to the nearest hundredth.

2

A cube with sides of is circumscribed by a sphere, such that all eight vertices of the cube are tangent to the sphere. What is the sphere's radius?

3

What is the radius of a sphere with a volume of $36\prod \textup{ units}^{3}$ ?

4

The volume of a sphere is $972\pi:cm^3$ . What is the diameter of the sphere? Round to the nearest hundredth.

5

What is the radius of a sphere with a volume of $2304\pi$ ? Round to the nearest hundredth.

6

The surface area of a sphere is $64\pi$ feet. What is the radius?

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