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Re: If a square parking lot has an area of z, what is the longes [#permalink]
19 May 2018, 09:34

1

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Root over 2*z should be the answer which is not given in the options. Area of the square is z which implies the side is root over z. Longest straight line inside square is its diagonal which is root over 2*side.

So on solving , we get the solution which is not given in the options.