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How many square miles is planet Earth?

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The Earth has a surface area of 196,939,900 square miles.

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How many square miles are in a square kilometer?

A square kilometer is much smaller than a square mile. The number  of square miles in a square kilometer is about 0.3861 square  miles, or more roughly 0.4 square miles. 

What is the surface area of earth in square miles?

200,000,000 million (two hundred million) square miles. If we approximate the earth as a smooth sphere with a radius of 3,959 miles, then its surface area is 1.9696 x 108

How many square inches are a square mile?

1 square mile equates to 4,014,489,600 square inches.

How many square inches are in a square mile?

A lot . A square mile is equal to 27,878,400 square feet (5,280 x 5,280).\n. \nOne square foot equals 144 square inches (12 x 12).\n. \nSo, a square mile is equal to 4,01

How many square yard are in a square mile?

One square mile = 3,098,000 square yards.

How many square miles of land surface area are there on the earth?

There are 57,506,000 square miles of land surfaces in the world, including much that is uninhabitable by humans (Antarctica, arctic climes, swamps, mountains, and deserts). 

How many square miles cover the earth?

The Earth's surface area is about 196,940,400 square miles (510,072,000 km²), of which 29.2% or 57,506,000 square miles is land surface (148,940,000 km²)
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How many square acre in a square mile?

None. A square mile is a measure of area. Since an acre is itself a measure of area, a square acre is a measure [of volume?] in 4-dimensional hyper space. Because the dimens