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08-12-2014
Mathematics

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The width of a rectangle is 125 centimeters and its perimeter is no more than 800 centimeters what is the greatest length of the rectangle?

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08-12-2014

[tex]width=125cm\\ length=x\\\\ Perimeter=2width+2length\\\\ 800 \leq 2*125+2x\\\\ 800\leq250+2x\ \ \ | subtract\ 250\\\\ 550\leq2x\ \ \ \ | divide\ by\ 2\\\\ 275 \leq x\\\\ Length\ can\ be\ equal\ to\ 275cm.[/tex]

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