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3 June, 22:37

The area of circular garden is 530.66 ft2. What is the circumference of the garden? Use = 3.14.

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  1. 4 June, 01:23
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    A=π r²

    530.66 = 3.14 r²

    530.66/3.14 = 3.14/3.14 (r²)

    r² = 169

    √r²=√169

    r=13

    Now that you have your radius you can figure out circumference.

    Circumference = 2 π r

    Circumference = 2 X 3.14 X 13

    Circumference = 81.64 ft
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