57,914 square miles.
A 12-mile line has an area of 0 square miles. A 12x12 mile square area has an area of 144 square miles, if that's what you meant. When you're talking about area, you need a length and a width.
Ah, 12 acres is a lovely piece of land, friend! In miles, that would be about 0.01875 square miles. Just imagine all the happy little trees and bushes you could paint on that canvas of nature! Keep on creating and exploring, my friend.
Very big - about 14,060 square miles.
It could be a square that's 0.71 miles on each side.
It is 15 square miles big It is 15 square miles big
12 square miles = 7,680 acres.
Not sure what you are asking. A 12 mile by 12 mile square would be 144 square miles.
12 square km is equal to 4.63323 square miles.
163,707 square miles.
495,755.1 square miles.
2,490 square miles.
163,696 square miles.
905,567 square miles
Vancouver Island is approximately 12,000 square miles in size.
Philippines - 115,830.6 square miles.
You can't convert them. They are two different things. Miles is a measurement of distance, whereas square miles is a measurement of area. To get 12 square miles, there are different ways, like 3 miles by 4 miles, or 6 miles by 2 miles. 12 miles by 12 miles gives 144 square miles.