February 21, 2017

Homework Help: Algebra

Posted by Serina on Sunday, February 10, 2013 at 9:56pm.

a poster is 24 cm taller than it is wide. it if is mounted on a piece of cardboard so that there is a 6cm border on all sides and if the area of the border alone is 720 cm squared, what are the dimensions of the poster

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