37. A rectangular pond is 4 meters wide and 6 meters long. A flower bed planted all the way around the pond has a uniform width. The area of the rectangular region taken up by the pond and flower bed is 80 square meters. What is the perimeter, in meters, of this region?

Answer and Explanation

Your Answer is

Correct Answer is B

Explanation

Let the flower be x meters away from the pool. The formula can be listed: (4+x) (6+x)=80, the solution is x=4. So the circumference is 2×(8+10)=36