2015 April(73G) Math Question 28

Perimeter, Area, Volume

- Mixed Shapes

28. The rectangular deck on Sachi's house has a width of 4 yards and a length of 6 yards. Sachi remodels the deck by increasing both the length and width by the same amount. The area of her new deck is twice the area of her original deck. What is the length, in yards, of Sachi's new deck?

Choice H

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