Convert 220 Square Feet to Square Kilometers
How big is 220 square feet? What is 220 square feet in square kilometers? 220 sq ft to sq km conversion.
From
To
swap units ↺
220 Square Feet ≈
0.000020438669 Square Kilometers
result rounded
Decimal places
Result in Plain English
220 square feet is equal to about 20.4 millionths of a square kilometer.
In Scientific Notation
220 square feet
= 2.2 x 102 square feet
≈ 2.04387 x 10-5 square kilometers
Square Feet
A square foot is a unit of area. It is the size of a square that is one foot on a side. It is 144 square inches, 1/9th of a square yard, or approximately 0.093 square meters.
Common abbreviations: sq ft, sf, ft², ft^2
Square Kilometers
A square kilometer, or square kilometre, is a unit of area. It is the size of a square that is one kilometer on a side. It is 1 million square meters, 100 hectares, about 247 acres, or about 0.386 square miles.Common abbreviations: sq km, km², km^2