Earth

@zugedanit (1958)
Philippines
February 18, 2007 7:35am CST
The equatorial circumference of the Earth is? length in km.
1 person likes this
2 responses
AJMSmith
@AJMSmith (112)
•
25 Feb 07
The metre was originally defined as 1/10,000,000 of the distance from the north pole to the equator (on the line of longittude through Paris). It was the first unit of the metric system so defined.
aries_0325
@aries_0325 (3060)
• Philippines
18 Feb 07
40,076.5 km length.