The answer is 196
Here's how I got my answer:
To find the area of the rectangle you simply have to add all the sides together.
So, you would just to [tex]14 + 14[/tex], which is 28.
Then, you would do [tex]84 + 84[/tex], which is 168.
Lastly, just add 168 and 28 to get your answer, 196.