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The area of a circle is 641 m2. What is the diameter?
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6 votes
The area of a circle is 641 m2. What is the diameter?

User Kerp
by
7.4k points

2 Answers

9 votes

Answer:

d = 28.57

Explanation:

area = πr^2

so

641 = πr^2

641/π = r^2

204.036637 = r^2

14.2841394 = r

diameter = 2r

14.2841394(2) = d

28.5682788 = d

rounded to nearest hundredth is

d = 28.57

User Talpaz
by
7.4k points
4 votes
The diameter would be d=28.57
User Will Farrell
by
6.7k points
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