Respuesta :

Answer:

Step-by-step explanation:

Perimeter = sum of all sides

Rectangular garden:

Perimeter = x + 2 + x + 1 + x + 2 + x + 1

                = x +x + x +x + 2 + 1 +  2+ 1

                = 4x + 6

Triangle shape garden:

Perimeter = 2x + 1  + x + 2 + x +3

                 = 2x + x + x + 1 + 2 + 3

                 = 4x + 6

b)  x value will be all whole numbers

x = {0,1,2,3,..........}