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hugsandkisses

  • 4 years ago

Find the length of the radius of a sphere with a surface area of 314.16 ft2. A. 5 ft B. 15 ft C. 10 ft D. 2.5 ft

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  1. rainbow22
    • 4 years ago
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    http://answers.yahoo.com/question/index?qid=20110429122012AAeo341

  2. rainbow22
    • 4 years ago
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    You could've googled it..

  3. hugsandkisses
    • 4 years ago
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    GENIUS!!

  4. TuringTest
    • 4 years ago
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    \[A=4\pi r^2\]so\[r=\sqrt{\frac{A}{4\pi}}\]plug in the given area A

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