The Shape of the Earth

The earth is an elliptical spheroid, which means that the earth is a solid object that is approximately the same shape as a sphere.

It is proved that the earth is spherical in shape, but because it is a little flattened at the poles, the shape is called geoid. The earth has the following dimensions:

Equatorial circumference – 40,084 km

Equatorial diameter – 12,761 km

Polar circumference – 3,955 km

Polar diameter – 12,722 km

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