Answer: 240 cm ^2
Step-by-step explanation:
To find the area of the rectangle
Multiply Length * Height
20 * 14 = 280
Now find the area of the rectangle in the middle ( non-shaded )
8 * 5 = 40
Now Subtract 40 from 280
280 - 40 = 240
The area for the shaded region is 240 cm ^2
