Question

Mrs. Martin wants to place a ribbon around the outer edge of a rectangle mirror. The area of the mirror is 324 square inches. The width of the mirror is 12 inches. How many inches of ribbon does Mrs. Martin need?

Answer 1

First find the length.
Area of rectangle is length time width
324/12= 27 inches.
This question is asking for the perimeter . Perimeter is found by adding all four sides together . 27+12+27+12= 78 in of ribbon

Answer 2

Mrs.Martin would need 78 inches of ribbon.