#### 11

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• 180(n - 2) = 1620
• n - 2 = \frac{1620}{180} = 9
• n = 11
• ### Question 11
• A circle has a circumference of \( 31.4 \) meters. What is its radius? (Use \( \pi \approx 3.14 \))
• Circumference formula:

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