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# This one is confusing. Need some detailed explaination.

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Director
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This one is confusing. Need some detailed explaination. [#permalink]  11 Jun 2008, 10:01
This one is confusing. Need some detailed explaination. Thanks
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GMAT Prep Q2.doc [25 KiB]

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Senior Manager
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Re: gmatprep - q2 [#permalink]  11 Jun 2008, 10:34
This one is confusing. Need some detailed explaination. Thanks

I solved it using slope of perpendicular lines

, slope of OP will be -1/root(3) , since OQ is perpendicular , slope of OQ will be root(3) and so the value of s will be 1 .
Director
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Re: gmatprep - q2 [#permalink]  12 Jun 2008, 00:51
b. 1 With same reasoning as rpmodi

[quote="rpmodi
I solved it using slope of perpendicular lines

, slope of OP will be -1/root(3) , since OQ is perpendicular , slope of OQ will be root(3) and so the value of s will be 1 .[/quote]
Manager
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Re: gmatprep - q2 [#permalink]  12 Jun 2008, 01:13
this one is weird...am always getting confused when i see this damn picture... isn´t it just the inverted value of the other point?

cheers
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Re: gmatprep - q2 [#permalink]  12 Jun 2008, 03:18
corrected my approach - agree with 1
Re: gmatprep - q2   [#permalink] 12 Jun 2008, 03:18
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