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# What is the area of a circle that has radius 1/π?

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Math Expert
Joined: 02 Sep 2009
Posts: 50058
What is the area of a circle that has radius 1/π?  [#permalink]

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14 Nov 2017, 01:24
00:00

Difficulty:

25% (medium)

Question Stats:

85% (00:37) correct 15% (00:54) wrong based on 19 sessions

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What is the area of a circle that has radius 1/π?

(A) 1/π
(B) 1
(C) 2
(D) π
(E) π^2

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Re: What is the area of a circle that has radius 1/π?  [#permalink]

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14 Nov 2017, 01:45
A

Area of circle = pi.r^2

Here r=1/pi

Hence area = pi/pi^2
=1/pi

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Re: What is the area of a circle that has radius 1/π? &nbs [#permalink] 14 Nov 2017, 01:45
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