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Qwerty90

  • 4 years ago

The width of the tiled portion is 1.5 feet. What is the area of the tiled portion of the patio, rounded to the nearest whole square foot?

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  1. Qwerty90
    • 4 years ago
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  2. bahrom7893
    • 4 years ago
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    Let's first find the area of a a semicircle with the tiled part.

  3. Qwerty90
    • 4 years ago
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    I did that but I think I got a wrong answer. I got 56.74

  4. bahrom7893
    • 4 years ago
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    A=(pi*r^2)/2=(25pi)/2

  5. Qwerty90
    • 4 years ago
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    Ohh I forgot to divide by 2.

  6. bahrom7893
    • 4 years ago
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    Now find the area of just that untiled part: A=(pi*3.5^2)/2

  7. bahrom7893
    • 4 years ago
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    Since if the radius is 5 and the width is 1.5 u'll subtract the width from the radius. Can you finish this off?

  8. Qwerty90
    • 4 years ago
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    Yes I can thank you

  9. Qwerty90
    • 4 years ago
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    and it is still dividing by 2 right?

  10. bahrom7893
    • 4 years ago
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    yes

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