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# in the figure below, four semicircle are drawn, each one is centered a

Author Message
Intern
Joined: 03 Jul 2015
Posts: 31
in the figure below, four semicircle are drawn, each one is centered a  [#permalink]

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08 Dec 2015, 06:17
1
00:00

Difficulty:

85% (hard)

Question Stats:

50% (02:05) correct 50% (01:32) wrong based on 28 sessions

### HideShow timer Statistics

in the figure below, four semicircle are drawn, each one is centered at the midpoint of one of the sides of the square abcd....

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Manager
Joined: 15 Feb 2015
Posts: 100
Re: in the figure below, four semicircle are drawn, each one is centered a  [#permalink]

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08 Dec 2015, 12:16
1
anik19890 wrote:
in the figure below, four semicircle are drawn, each one is centered at the midpoint of one of the sides of the square abcd....

16 ( area of square) - 4 pi ( area of a full circle) should give me area of 2 of the 4 un-shared regions.

2*(16-4pi) = 32-8pi ; this is the area of all the 4 un shaded regions.

Now subtract this from 16( area of the square) to get the area of shaded regions.

16-(32-8pi) = -16+8pi

Hope this post helps you. Let me know through the kudos button
CEO
Joined: 20 Mar 2014
Posts: 2636
Concentration: Finance, Strategy
Schools: Kellogg '18 (M)
GMAT 1: 750 Q49 V44
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WE: Engineering (Aerospace and Defense)
Re: in the figure below, four semicircle are drawn, each one is centered a  [#permalink]

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08 Dec 2015, 12:21
anik19890 wrote:
in the figure below, four semicircle are drawn, each one is centered at the midpoint of one of the sides of the square abcd....

Locking the thread. Repost the question per posting guidelines (link in my signatures). Make sure to write the complete question and mention all the options.
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Joined: 09 Sep 2013
Posts: 9457
Re: in the figure below, four semicircle are drawn, each one is centered a  [#permalink]

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03 Jan 2018, 05:41
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--== Message from the GMAT Club Team ==--

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
This discussion does not meet community quality standards. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

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Re: in the figure below, four semicircle are drawn, each one is centered a &nbs [#permalink] 03 Jan 2018, 05:41
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