Circumference of circle = 2 * pie * r

16 * Pie = 2 * Pie * r

(16 * Pie) / (2 * Pie) = r

8 = r

hope this helps

16 * Pie = 2 * Pie * r

(16 * Pie) / (2 * Pie) = r

8 = r

hope this helps

16 * Pie = 2 * Pie * r

(16 * Pie) / (2 * Pie) = r

8 = r

hope this helps

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