Latitude.
the equator
A line
the equator
90 degrees north latitude
latitude
The imaginary line at zero degrees longitude is the Prime Meridian. The imaginary line halfway between the poles is the Equator. The Equator is zero degrees latitude.
that would be the equator
A meridian of longitude is an imaginary line that joins the north and south poles. For every imaginable latitude, there's point on the meridian with that latitude, and all of the points on it have the same longitude.
The imaginary line defined as zero latitude is usually referred to as the 'Equator'.
the line 0 degrees latitude is called the
The equator is an imaginary line made up of all points on Earth that have equaldistances from the north and south poles. It's defined as the line of zero latitude.