Answer:
48 inches of string!
Step-by-step explanation:
If the painting is a square. then that means all sides HAVE to be equal. So each side is 12 inches long. So then you just need to multiply 12x4 which equals 48!
Maria will need 48 inches of string
If Maraia glues string around the edge of a square painting with the length of one side of the painting is 12 inches.
To get the number of inches used, we will take the perimeter of square.
Hence Maria will need 48 inches of string
Learn more on perimeter of square here: https://brainly.com/question/25092270