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To the nearest tenth, what is the area of a circle whose diameter is 9 feet? Use 3.14 for π . Enter your answer in the box. ft2

To the nearest tenth, what is the area of a circle whose diameter is 9 feet? Use 3.14 for π . Enter your answer in the box. ft2
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1 vote
To the nearest tenth, what is the area of a circle whose diameter is 9 feet? Use 3.14 for π . Enter your answer in the box. ft2

User Eyal Golan
by
8.9k points

1 Answer

2 votes
Hello.
Area of a circle = 3.14 * r^2
D = 2r
D = 9
r = 4.5
Area = 3.14 * (4.5)^2
Area = 63.6 ft^2
User Manuel Bitto
by
8.3k points
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