Convert arpent to Earth polar radius Online | Free Length Converter

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Arpent


An arpent is a traditional unit of length and area used primarily in French-speaking regions, especially in parts of Canada (like Quebec) and Louisiana in the United States. It originated in France and was commonly used in land measurement and agriculture.



  • As a length, one arpent is approximately 192 feet (about 58.47 meters), though it varies regionally.



  • As an area, an arpent is roughly equal to 0.84 acres or about 3,400 square meters.



The arpent was important for defining land parcels during French colonial times and is still referenced in legal land descriptions in some areas today.


Summary:



  • Length: ~192 feet (58.47 meters)



  • Area: ~0.84 acres (3,400 m²)



  • Used historically in French-influenced regions for land measurement



  • Still appears in land records and legal contexts in parts of North America



Earth Polar Radius


The Earth's polar radius is the distance from the center of the Earth to the North or South Pole. It measures the Earth’s radius along its rotational axis.



  • Its value is approximately 6,356.8 kilometers (about 3,949.9 miles).



  • The Earth is an oblate spheroid, so the polar radius is slightly shorter than the equatorial radius due to the planet's flattening at the poles.



  • This measurement is crucial for geodesy, understanding Earth’s shape, and satellite navigation.



Key facts:



  • Polar radius ≈ 6,356.8 km



  • Smaller than equatorial radius by about 21.3 km



  • Important for precise Earth modeling and mapping



The difference between the polar and equatorial radius reflects the Earth’s rotation and its effect on the planet’s shape.




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