Every point on a meridian has the same longitude.
No, longitude is a meridian, not latitude.
Every meridian of longitude is perpendicular to every parallel of latitude, and every parallel of latitude is perpendicular to every meridian of longitude.
The Prime Meridian is a longitude line, made up of all the points that have zero longitude and every latitude.
longitude
The Prime Meridian is a line of longitude, and it sits at 0 degrees longitude.
The longitude is below the equator and the latitude is to the left of the prime meridian
The prime meridian is a line at 0 degrees longitude.
The Prime Meridian is made out of all the points at zero longitude and every latitude.
equator
The equator and the Prime meridian meet at zero degrees latitude and longitude.
All 'lines' of latitude are parallel to all others.No meridian of longitude is parallel to any others.-- All 'lines' of latitude are parallel to all others.-- No meridian of longitude is parallel to any other one.
The prime Meridian is 0 degrees longitude.