The circumference of a circle is 15π. What is the area?

The circumference of a circle is 15π. What is the area?

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Kylie

2 thoughts on “The circumference of a circle is 15π. What is the area?<br />”

  1. [tex]circumference = 15\pi\\ 2 \not\pi \: r = 15 \not\pi \\ 2r = 15 \\ r = \frac{15}{2} \: \: (or) \: \: r = 7.5[/tex]

    [tex]area = \pi \: {r}^{2} \\ area = 3.14 \times (7. {5)}^{2} \\ area = 3.14 \times 56.25 \\ area = 176.625 \: sq. \: cm[/tex]

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