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anonymous

  • 5 years ago

Kelsey has a circular flowerbed that is 5 meters in diameter and has a circular sidewalk around it 1 meter wide. Find the area in square meters.

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  1. anonymous
    • 5 years ago
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    So, together they would have a diameter of 6 meters

  2. anonymous
    • 5 years ago
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    area of a circle = (pi) r^2

  3. anonymous
    • 5 years ago
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    If diameter = 6, do you know what radius equals?

  4. anonymous
    • 5 years ago
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    O.k. so the radius is half the diameter therefore it's 3 meters?

  5. anonymous
    • 5 years ago
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    Yes, that's right. So put that into the formula for area of a circle

  6. anonymous
    • 5 years ago
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    don't know if it's right,but I got 28.27433..

  7. anonymous
    • 5 years ago
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    It would be 9pi, so that should be right

  8. anonymous
    • 5 years ago
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    how did you get 9 pi?

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