Question

Find the surface area of this rectangular prism

Answer 1

D. 102 Square Unites

Explanation:

First you do 7 x 3 to get 21

Then you do 21 x 4 to get 84

After that you do 3 x 3 to get 9

Finally you take 9 x 2 to get 18 and add that to 84 to get 102 Units

Answer 2

D=102

Explanation:

9+9=18

21x4=84

84+18=102