Answer:
307
Step-by-step explanation:
You get the area from every side like so-
12 * 11= 132
12 * 5= 60
12 * 5=60
5 * 11 = 60
You add them all up to get 307.
I don't know if that's a 5 or a 3 on the side there but I can edit this if it's a different number.
