a banner is the shape of a square with a area of 225 feet square.what will be the perimeter of the banner if the sides are doubled in length

Answer 1

15^2 = 225 square feet = the square's Area, 15 feet = side length, double it to 30 feet

30 x 4 sides = = 120 feet = perimeter if the sides are doubled, from15 to 30 feet