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Example Question #81 : Solid Geometry
Find the diameter of a sphere with a surface area of .
Possible Answers:
Correct answer:
Explanation:
Write the formula to find the surface area of a sphere.
Substitute the area and solve for the radius.
The diameter is double the radius.
Example Question #82 : Solid Geometry
What is the diameter of a sphere if the surface area is ?
Possible Answers:
Correct answer:
Explanation:
Write the formula for the surface area of a sphere.
Substitute the area and find the radius.
The diameter is double the radius.
Example Question #783 : Geometry
What is the diameter of a sphere with a volume of ?
Possible Answers:
Correct answer:
Explanation:
Write the formula for the volume of a sphere.
Substitute the volume.
Multiply by on both sides in order to isolate the term.
Cube root both sides.
The diameter is double the radius.
The answer is:
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