High School Math : How to find the surface area of a sphere

Study concepts, example questions & explanations for High School Math

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Example Questions

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Example Question #21 :Spheres

What is the surface area of a sphere with a radius of?

Possible Answers:

Correct answer:

Explanation:

To solve for the surface area of a sphere you must remember the formula:

First, plug the radius into the equation for:

Since, the surface area is.

The answer is therefore.

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