Answer:

Explanation:
What this question is asking us to do is to find the area of the square and the rectangle individually and then add them together to find the total area of the whole rectangle.
Firstly, let us find the area of each of the rectangles.
Let us start with the light-blue square. It has side lengths x and x
This means that the area of this square is

Now the dark blue rectangle. It has sides with lengths x and 1.
This means that the area of this rectangle is

Now that we have the area of each of the rectangles, we can add them together to get the area of the whole rectangle
