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brilliants [131]
2 years ago
7

Julie bought three circular rugs to put in her bedroom. Each rug has a 4 ft radius. What is the area of her floor that will be c

overed by rugs? Leave answer in terms of π.
A) 8π ft2
B) 16π ft2
C) 32π ft2
D) 48π ft2
Mathematics
2 answers:
Stells [14]2 years ago
8 0

Answer: 48π ft2

Step-by-step explanation: The formula for area of a circle is A = πr2. The radius of each rug is 4 feet. We substitute 4 into the formula and we get 16π ft2. Multiply by three to find the total area covered is 48π ft2

V125BC [204]2 years ago
4 0
Answer is D.) 48π ft²

Given:
3 circular rugs.
radius: 4 ft

Area of a circle = π r²
A = 3.14 * (4ft)²
A = 3.14 * 16ft²
A = 50.24 ft² 

Total area of 3 rugs

50.24 ft² * 3 rugs = 150.72 ft²

Equation leaving π.

150.72ft² ÷ 3.14 = 48ft²

D.) 48π ft²

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