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Using the approximation 3.14 do pi what is the radius of a circle with the circumference 56.5 m?
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Using the approximation 3.14 do pi what is the radius of a circle with the circumference 56.5 m?

User Guilherme Crozariol
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1 Answer

6 votes
Circumference=Diameter*pi
56.5=3.14*D
Divide both sides by 3.14
D=17.99
Diameter= 2(radius)
17.99= 2r
Divide both sides by 2
The radius is about 8.995 or 9m
User Heather Gaye
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8.3k points
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