Answer:
Step-by-step explanation:
See the attached.
The path goes along the perimeter of the park and parallel to the sides, something like the picture attached.
The path is 1 m wide and the total length is:
We need to consider the dark cells points in the picture with reflects the overlaps. They are counted twice and each is 1 m x 1 m.
Subtracting the duplicated area 9 x 1 m² to get the total area of the path:
The cost of cementing is:
