$\"\"$

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Arc length of the circle : $\"\"$ .

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Here, $\"\"$ feet and $\"\"$ feet.

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Substitute the values $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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Divide each side by 14.

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$\"\"$

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$\"\"$

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$\"\"$

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The central angle is 0.571 radians.