The area of Subprefecture of Sé is 26.56 square kilometers.
The area of Nemuro Subprefecture is 3,406.23 square kilometers.
s+s+s+s+b=area of pyramid
Area of an equilateral triangle is s*(sqrt 3)/2, where s is the length of a side, or: area = s * 0.866666. . .
If s represents the length of one side, the area is s * s or s2.
Area of a square: A=s*s A=s2
The area of Ishikari Subprefecture is 3,539.86 square kilometers.
The area of Subprefecture of Aricanduva is 22.18 square kilometers.
The area of Iburi Subprefecture is 3,698 square kilometers.
The area of Hidaka Subprefecture is 4,811.91 square kilometers.
The area of Sōya Subprefecture is 4,050.76 square kilometers.
The area of Okhotsk Subprefecture is 10,690.09 square kilometers.
The area of Kushiro Subprefecture is 5,997.38 square kilometers.
The area of Subprefecture of Penha is 43.41 square kilometers.
The area of Subprefecture of Perus is 56.88 square kilometers.
The area of Nemuro Subprefecture is 3,406.23 square kilometers.
The area of Oshima Subprefecture is 3,936.32 square kilometers.
The area of Subprefecture of Lapa is 40.57 square kilometers.