Find the surface area of the prism below. see the attachment and a. 108cm ^2 is incorrect.

OPTION B

Step-by-step explanation:

To solve this problem you must add the areas of each rectangle that form the prism;

The area of a rectangle can be calculated with the formula:

There are three pairs of equal rectangles, then you can find the surface area of 3 rectangles and multiply each one by 2, then you obtain that the surface area of the prism is:

21

jk it's 20

step-by-step explanation: