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15-06-2017
Mathematics

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Find the surface area of a sphere with a diameter of 30 m. Leave answers in terms of pi.

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15-06-2017

Since 4(pi)r^2 is the equation for the surface area of a sphere, we can easily plug in the radius value of 15 (half the diameter, 30). Now, we have 4(15^2)(pi). This can be multiplied to get a final answer of 900(pi).

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