SOLUTION: A rectangle has width the same as a side of a square whose perimeter is 20 m. The length of the rectangle is 9m. Find the perimeter of this rectangle

Question 861283: A rectangle has width the same as a side of a square whose perimeter is 20 m. The length of the rectangle is 9m. Find the perimeter of this rectangle

Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
The rectangle, dimensions x and 9. Perimeter would be .

The rectangle's width is x while its length is 9.

The square uses side length x also, and perimeter is ; meaning .

Back to perimeter of the rectangle,

, the perimeter of the rectangle.
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