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A circular piece of fabric has a radius of 1.2 ft. The fabric sells for $5.40 per ft². What is the total cost of the circular piece of fabric? Use 3.14 for pi.
A 6.48
B 20.35
C 24.42
D 40.69

Respuesta :

radius, r = 1.2ft
price = $5.40 per ft^2

Area = πr² = 3.14×1.2² = 4.5216 ft²
cost = 4.5216×5.40 = $24.42
emmagt1112

Answer: The correct answer is 24.42


Step-by-step explanation:

Radius, r = 1.2ft

Price = $5.40 per ft^2


Area = πr² = 3.14×1.2² = 4.5216 ft²

Cost = 4.5216×5.40 = $24.42

   I hope this helps!


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