Respuesta :
Perimeter is the sum of the 4 sides.
4+ 4 + 10 + 10 = 28 km
Answer:2 horizontal sides will equal 10 and The 2 Vertical side will equal 4. So add all them together to get 28.
Step-by-step explanation:Perimeter means the outside of Area so u can add all the numbers instead of mutiplying.