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Math Help - surface area question

  1. #1
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    surface area question

    If a satellite has a diameter of 60cm, what is the total surface area of the satellite? Please explain. Thank you!
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  2. #2
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    surface area of a sphere ...

    A = 4\pi r^2
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  3. #3
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    Ahhh...so the answer would be 2.18? Thanks so much for the help.
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  4. #4
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    2.18 ? don't think so.

    how did you get that?
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