Answer:
99 square millimeters
Answer given by the other user is correct. Merely giving the steps required to solve such a problem
Explanation:
Break up the figure into 3 rectangles as shown in the attached image
The area of the top rectangle with size 11 x 3 = 33 square millimeters
The area of the small rectangle is 2 x 5 = 10 square millimeters
The area of the vertical rectangle is 4 x 14 = 56 square millimeters
Total area = 33 + 10 + 56
= 99 square millimeters