Rosa is sewing a ribbon around the sides of a square blanket. each side of the blanket is 72 inches long. how many inches of ribbon will risa need?

Hello! The answer to your question would be as followed:

She needs 72 inches per sides of the blanket.

A blanket has four sides so you have to multiply 72 by 4.

72 x 4 =

288 inches

288 inches

Step-by-step explanation:

Given : Rosa is sewing a ribbon around the sides of a square blanket.

Each side of the blanket is 72 inches long.

Then, the length of the required ribbon = Perimeter of the square blanket.     (1)

Perimeter of square =4 (Side)

Then, Perimeter of the square blanket= 4(72)=288 inches      (2)

From (1) and (2),

The length of the required ribbon = 288 inches