A rectangular garden has a rectangular walkway around it. The width of the walkway is 8 ft.

How many feet greater than the perimeter of the garden is the outside perimeter of the walkway?

Question

A rectangular garden has a rectangular walkway around it. The width of the walkway is 8 ft. 

How many feet greater than the perimeter of the garden is the outside perimeter of the walkway?

rulnick · Answer

Width is 16 ft greater.  Length is 16 ft. greater.  So perimeter (2l+2w) is 64 ft greater.

anonymous · Answer

thank you!

anonymous · Answer

8 ft width of walkway increase in width = 16 
so the length = 16 so the goal increas in the perimeter = 2*(16+16) = 64 ft.