Perimeter = 4*13 = 52 units of measurment
Perimeter = 6*13 = 78 units
A square has equal length sides, so each side is 13 in. The perimeter is the distance of the 4 sides added together. The perimeter is: 13 + 13 + 13 + 13; which is 52 in.
The perimeter of a bedroom is the total distance around it. Like if one side is 12 feet, the others are all 13 feet. You would take 12+13+13+13=___. And that would be the Perimeter of your room. 51.
The perimeter is a characteristic of a 2-dimensional object. A 12 by 13 by 5 sounds like a 3-dimensional object which would not have a perimeter.
The perimeter of the triangle is: 13+12+5 = 30 inches
Triangle
52
If that's a rectangle or a kite, then the perimeter is 50 feet.
The area of a square is the (perimeter/4)^2. The perimeter is 52, so 52/4=13. 13^2 is 169. The area of the square is 169 cm.^2.
38 inch
10.7