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The area of a circle is 28.26 square miles. What is the circle's diameter? Use 3.14 for л. miles A = 28.26 miz
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The area of a circle is 28.26 square miles. What is the circle's diameter?

Use 3.14 for л.
miles
A = 28.26 miz

User ManuelBetancurt
by
7.7k points

1 Answer

3 votes
The diameter is 6. Explanation:

radius: 3.14r^2

28.26=3.14r^2

28.26/3.14=r^2

r^2=9

r=3

and we know that diameter is two times the radius so:

3*2=6

diameter equals 6.

if you want to check it plug back in:

3^2 * 3.14 = 28.26

hope this helped :)
User Luyin Sun
by
8.1k points
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