Question

Please help, the question is in the picture

Answer 1

Answer:

per = 18a         7a+2a+7a+2a

area = 14 $a^{2}$      7a*2a

Step-by-step explanation:

Answer 2

Answer:

(i) 18a

(ii) 14$a^2$

Step-by-step explanation:

i: 7a+7a+2a+2a

      14a+4a

         18a

ii: 7a*2a

     14a2

I hope this helps!