Your question does not make sense.
There are about 300 area codes in the United States, about 30 in Canada, and about 20 in other miscellaneous islands in or near the Caribbean that share country code +1 with the US and Canada. There are about 400 area codes in Mexico. There are about 600 area codes in the UK. There are about 5,200 area codes in Germany.
Mexico has about 400 area codes. Ask a more specific question.
The area of the square cannot be 400 centimetres - it must be 400 square centimetres.If the area is 400 sq cm, then each side is sqrt(400) = 20 cm.
A square with an area of 400 square units has a perimeter of 80 units.
400 series codes ie 402.405.419.
The land area of Iran is about 636, 400 sq. miles. Tehran is its capital, and it is the country's largest city. Its form of government is an Islamic theocracy.
The Maldives is a country made up of around 1,190 islands, so it is not the country with just 400 islands. However, the country of Tuvalu has around 400 islands and is located in the Pacific Ocean.
It is exactly 400 square feet.
The Maldives are an island chain of 25 islands that lies about 400 kilometers southwest of India. They are the smallest Asian country, with a land area of only 298 square kilometers.
If a circle has area of 400 square units then its radius is: 11.25 units.
The area is 400 cm2
The area of Chichicastenango is 400 square kilometers.