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show that of all the rectangles inscribed in a fixed circle ,the square has the maximum area

anushka shanbhag , 15 Years ago
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Arun Kumar

Last Activity: 11 Years ago

Area = 2rsin(2t) where t is the angle subtended by radious with perpendicular to sides


sin(2t) is maximum at 2t=90 => t=45 degree which is square

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