February 26, 2017

Homework Help: math

Posted by danica on Friday, October 26, 2012 at 7:17pm.

the dimensions of a door are 3ft by 7ft 6in. if the same amount is added to each dimension of the door, the area is increased by 18ft^2. Find the dimensions of the new door. answer is supposed to be 4.5ft by 9ft need help asap

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