Intermediate Geometry : Solid Geometry

Study concepts, example questions & explanations for Intermediate Geometry

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Example Questions

Example Question #2 : How To Find The Radius Of A Sphere

If the volume of a sphere is , what is the radius of the sphere?

Possible Answers:

Correct answer:

Explanation:

The formula for the volume of a sphere is:

, where  is the sphere's radius.

Plug in the volume and solve for , the sphere's radius:

Example Question #3 : How To Find The Radius Of A Sphere

Find the radius of a sphere if the surface area is .

Possible Answers:

Correct answer:

Explanation:

The formula for the surface area of a sphere is:

Substitute the given value for the sphere's surface area into the equation and solve for  to find the radius:

Example Question #1 : How To Find The Radius Of A Sphere

Find the radius of a sphere if its surface area is .

Possible Answers:

Correct answer:

Explanation:

The surface area formula for a sphere is:

, where  is the sphere's radius.

Substitute the given value for the sphere's area into the equation and solve for  to find the radius:

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