The the first one the answer should be -4
For the second one the answer should be 3
Step-by-step explanation:
36 apartamentos en total
Perimeter is the addition of all 4 sides and a square as all the same sides. so every side will be the same. so if you divide 216 by 4 you get 54. you can check this by adding 54+54+54+54=216 or 54x4=216
