I tried to send the picture vertically, but the bottom part was cut off. So I turned it horizontally. Please understand that.
Just write some random reason for your random answer and that should do it
Answer:
The answer is 46 units
Step-by-step explanation:
You were correct in multiplying 12 by 4. However, you forgot to notice that the corners of every square were only shaded halfway. All you have to do then is subtract 48 by 2.