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Lagivan · Answer 1 · 2019-08-25T05:17:24+0000

The area of the sidewalk = total area of fountain and sidewalk - area of fountain
∴ The area of the sidewalk = π (r+w)² - πr²
r = 10 feet , and w = 5 feet
The area of the sidewalk = π (10+5)² - π*(10)² = 225 π - 100π = 125π ≈ 392.7 ft²

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