Step 1:

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The diameter of the hoop is $\"\"$ .

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$\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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The hoop is in the shape of circle.

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The area of a hoop is $\"\"$ .

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Substitute $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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The area of the hoop is $\"\"$ .

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Solution :

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The area of the hoop is $\"\"$ .