Acres to Square Kilometers conversion

How to convert acres to square kilometers?

Sure, I'd be happy to explain how to convert acres to square kilometers and provide some real-world examples.

Conversion between Acres and Square Kilometers

1 acre is defined as exactly 43,560 square feet. To convert acres to square kilometers, you can use the following conversion factors:

• 1 acre = 4,046.85642 square meters
• 1 square kilometer = 1,000,000 square meters

So, to convert 1 acre to square kilometers (km²):

1. First, convert acres to square meters: $1 \text{ acre} = 4,046.85642 \text{ square meters}$

2. Then, convert square meters to square kilometers: $1 \text{ square kilometer} = 1,000,000 \text{ square meters}$

3. Finally, divide the number of square meters by 1,000,000 to get square kilometers: $1 \text{ acre} = \frac{4,046.85642 \text{ square meters}}{1,000,000} = 0.00404685642 \text{ square kilometers}$

So, 1 acre is approximately 0.00405 square kilometers when rounded to four decimal places.

Real-World Examples

Here are some quantities of areas measured in acres and their rough equivalents in square kilometers:

1. Small Farm

   • A small farm might be about 10 acres.
   • Conversion: $10 \times 0.00405 \text{ km²} = 0.0405 \text{ km²}$

2. City Park

   • A mid-sized city park could be around 100 acres.
   • Conversion: $100 \times 0.00405 \text{ km²} = 0.405 \text{ km²}$

3. Large Agribusiness

   • A large-scale agribusiness operation might cover an area of 1,000 acres.
   • Conversion: $1,000 \times 0.00405 \text{ km²} = 4.05 \text{ km²}$

4. National Park

   • A national park like Central Park in New York City is approximately 843 acres.
   • Conversion: $843 \times 0.00405 \text{ km²} = 3.41 \text{ km²}$

Summary

To convert acres to square kilometers, multiply the number of acres by approximately 0.00405. This conversion is useful for understanding the dimensions of various types of land, from small farms to large national parks, in a more globally recognized unit of measurement.