Answer:
Primeter
Step-by-step explanation:
So Weight is out of the question since you do not need to weigh anything
Area is the inside of the picture so that is also out
It is either primeter or volume
Volume is used to find the surface of an object, it takes up. It is used for 3-d objects, since this is not a 3-d piece it is not that.
It is the primeter since you will need to find out the side legnths to find out what frame will work.
Hoped this help :D
