Question

consider the following figures?

Answer 1

Let's start with the left figure.
That solid is called a square prism.
It has 6 rectangular faces.
You need to find the total surface area, so you need to find the areas of the 6 rectangular faces and add them all up.

Answer 2

Do you know how to find the area of a rectangle?

Answer 3

W X L

Answer 4

Correct.
Start with the left face of the left figure.
What are the length and width?

Answer 5

both are 1