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A circular flower bed is 16 m in diameter and has a circular sidewalk around it that is 4 m wide. Find the area of the sidewalk in square meters. Use 3.14 for .

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Answer:

Step-by-step explanation:

radius of bed = 8 m

area of bed = 64π m²

radius of bed and sidewalk = 8+4 = 12 m

area of bed and sidewalk = 144π m²

area of sidewalk = 144π - 64π = 80π ≈ 251.2 m²

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