Santelo Santelo
  • 08-04-2015
  • Mathematics
contestada

The circumference of a circle is 62.8 inches.Using pi as 3.14,what is the radius.PLEASE SHOW YOUR WORK!!!!

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naǫ naǫ
  • 08-04-2015
The circumference of a circle - [tex]C=2 \pi r[/tex]

[tex]C=62.8 \\ \\ 62.8=2 \times 3.14 \times r \\ 62.8=6.28r \\ \frac{62.8}{6.28}=r \\ r=10[/tex]

The radius is 10 in.
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