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The radius R of a sphere is 5.1 cm. Calculate the sphere's surface area A. Use the value 3.14 for r, and round your answer to the nearest tenth.

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Answer:

The surface area of a sphere is given by the formula:

A = 4πR^2

Plugging in R = 5.1 cm and π = 3.14, we get:

A = 4(3.14)(5.1)^2

A = 329.81

Rounding to the nearest tenth, we get:

A ≈ 329.8 cm^2

Therefore, the surface area of the sphere is approximately 329.8 cm^2.

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