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geometry- GMAT Prep solution

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Manager
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Joined: 24 Aug 2009
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geometry- GMAT Prep solution [#permalink]

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New post 03 Sep 2009, 13:33
This topic is locked. If you want to discuss this question please re-post it in the respective forum.

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help please
Director
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Re: geometry- GMAT Prep solution [#permalink]

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New post 04 Sep 2009, 04:19
IMO .......
[Reveal] Spoiler:
..A ...
..........it is

we dont need to know the actual size of angle here

both the triangles (ABD and BDC) are isosceles
with angle (x ,x,180-2x) and( 2x,2x,180-4x) respectively


ISBtarget wrote:
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The attachment geometry.doc is no longer available


help please

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Re: geometry- GMAT Prep solution   [#permalink] 04 Sep 2009, 04:19
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