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Mathematics 15 Online
OpenStudy (anonymous):

What is the approximate surface area of a baseball with a circumference of 9?

OpenStudy (lgbasallote):

surface area of a sphere is \[SA = 4\pi r^2\]

OpenStudy (lgbasallote):

does that help?

OpenStudy (lgbasallote):

and also..you might need this formula \[C = 2\pi r\]

OpenStudy (lgbasallote):

^circumference

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