A Quadrilateral.
The perimeter of a square with 6 km sides is 24 km
Perimeter = 5*25 = 125 km
Perimeter of square: 19+19+19+19 = 76 cm
It is not. The perimeter of a 1 cm square is 4 cm. The perimeter of a 5 km * 15 km rectangle is 4000000 cm: a million times as large!
15394.9680 km
9999999 km
The perimeter of Germany is approximately 3,714 miles or 5,987 kilometers.
99999 km
South Australia's border is a total of 3185 km in length. Add to this its mainland coastline length of 3816 km, and the total perimeter (not counting islands) is 7631 km.
The perimeter of New South Wales is 6642 km. This is made up of 4635 km of land borders and 2007 km along the coastline (excluding islands).
Perimeter of a square = 4 x side units Side = 19 cm So, Perimeter = 4 x 19 cm = 76 cm