Area of composite shapes!!

Answer:
Either 24 cm^2 or 28 cm^2
Step-by-step explanation:
I can't remember if the calculated area of the part of the shape which is removed is halved or not, if it's cut in half then the answer is 28 otherwise it's 24.
It's either
32 - 8 = 24
32 - 4 = 28