subhendu009 received 2 Kudos for post Re: In the circle with centre O above, chord QS is perpendicular.

GiverPostDate
missiongmat13Re: In the circle with centre O above, chord QS is perpendicular08-Apr-2013
GMATravailsRe: In the circle with centre O above, chord QS is perpendicular06-Apr-2013

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