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The area of a circle is 361 cm?. What is the radius of this circle? Your final line should be written as r= ...​
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1 vote
The area of a circle is 361 cm?.

What is the radius of this circle?
Your final line should be written as r= ...​

User Ganesh Kumar
by
5.8k points

1 Answer

4 votes

Answer: 114.9

Explanation:


\pi.
r^(2) = A


\pi.
r^(2) = 361

r =
\sqrt (A)/(\pi )

r =
\sqrt (361)/(\pi ) = 114.9

User Mike Gray
by
5.4k points
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