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The area enclosed by a circle is 25 pi square inches. what is the length, in inches, of the radius of the circle?
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5 votes
The area enclosed by a circle is 25 pi square inches. what is the length, in inches, of the radius of the circle?

User LEO CHEN
by
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1 Answer

6 votes
Area of the circle=πr²

25π = πr²
25 = r²
We need only positive root.
√25 = √r

r= 5 inch
User Putna
by
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