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MGMAT CAT 1 - Q-12

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dahiya.prateek
 Post subject: Re: MGMAT CAT 1 - Q-12
 Post Posted: Wed Dec 28, 2011 9:54 pm 
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Students


Posts: 1
angle in a semicircle is 90 deg.

perimeter of the arc is (60/360)*2*pi*5

lengths of the two lines are teh same and can be found out from the triangle in the semicircle (30-60-90) where the hypotenuse is the diameter =10
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tim
 Post subject: Re: MGMAT CAT 1 - Q-12
 Post Posted: Tue Jan 10, 2012 8:24 pm 
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ManhattanGMAT Staff


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Location: Southwest Airlines, seat 21C
thanks for sharing

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Tim Sanders
Manhattan GMAT Instructor
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