Answer:
(1) C = x+2x+6+x+2x+6
(2) C = 2(x+2x+6)
Explanation:
The perimeter of a rectangle is the sum of the length of all sides thus C = x+2x+6+x+2x+6
According to the perimeter formula of the rectangle, the perimeter of this landscape is C = 2=(length +width) = 2(x+2x+6)
I hope this helps.