A circular fountain 10 feet in diameter has a circular walk 3 feet wide paved around it. what is the area of the walk?
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Radius = Diameter ÷ 2
Radius of the fountain = 10 ÷ 2 = 5 feet
Area of the fountain = πr² = π(5)² = 25π ft²
Radius of the fountain and the walkway = 5 + 3 = 8 feet
Area of the fountain and the walkway = πr² = π(8)² = 64π ft²
Area of the walkway = 64π - 25π = 39π = 122.52 ft²
Answer: 122.52 ft²
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