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# Geometry question

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Intern
Joined: 15 Sep 2007
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Geometry question [#permalink]  12 Oct 2007, 18:10
Plz see below
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Director
Joined: 03 May 2007
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Schools: University of Chicago, Wharton School
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Re: Geometry question [#permalink]  12 Oct 2007, 20:11
Is not it 60? I got all sides equal.
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Re: Geometry question [#permalink]  12 Oct 2007, 20:23
Fistail wrote:
Is not it 60? I got all sides equal.

Yes OA is (C) but I had answered 90 degrees. I just can't understand how it'll be 60..can you plz explain ? thanks.
Director
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Re: Geometry question [#permalink]  12 Oct 2007, 20:27
coldweather999 wrote:
Fistail wrote:
Is not it 60? I got all sides equal.

Yes OA is (C) but I had answered 90 degrees. I just can't understand how it'll be 60..can you plz explain ? thanks.

make a triangle by drawing lines first between B and E, then E and G and finally between B and G. these lines are diagnals of all equal squares. so they are equal. They make an equilateral triangle. so an angle is 60.
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Re: Geometry question [#permalink]  12 Oct 2007, 21:47
Fistail wrote:
coldweather999 wrote:
Fistail wrote:
Is not it 60? I got all sides equal.

Yes OA is (C) but I had answered 90 degrees. I just can't understand how it'll be 60..can you plz explain ? thanks.

make a triangle by drawing lines first between B and E, then E and G and finally between B and G. these lines are diagnals of all equal squares. so they are equal. They make an equilateral triangle. so an angle is 60.

Perfect !

Re: Geometry question   [#permalink] 12 Oct 2007, 21:47
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