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A window is in the form of a rectangle s...

A window is in the form of a rectangle surmounted by a semicircular opening. The total perimeter of the window is 10 m. Find the dimensions of the window to admit maximum light through the whole opening.

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The correct Answer is:
length = `(20)/(pi+4)` m , breadth = `(10)/(pi+4)` m
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NCERT BANGLISH-APPLICATION OF DERIVATIVES-EXERCISE 6.6
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