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  • 12-06-2017
  • Physics
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The area of a circle is 144pi ft². Find the circumference

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Аноним Аноним
  • 12-06-2017
The formula is:
[tex]C=2 \sqrt{ \pi A} [/tex]
Let's plug in the values...
[tex]C=2 \sqrt{ \pi *144} [/tex]
Simplify
[tex]C=42.54[/tex]
Done!

Have a nice day! :)

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