Only Pennsylvania.
90 degrees north latitude is the north pole. The equator is zero latitude.
No line of latitude is a north/south line. A move to the north or south is a change of latitude.
If you're referring to the 50 states of the USA, then every one of them is totally and completely north of 6 degrees north latitude.
A line of latitude located 57 degrees north of the equator.
45° North latitude is 45 degrees from the equator. 40° South latitude is 40 degrees from the equator.
if i am correct there are 37
The most northern 'line' of latitude is really a point. 90 degrees latitude north is the north pole.
23 degrees North is a line of latitude. The Tropic of Cancer is around 23.5
The latitude at the center of Wellington is about 41.3° South. That's south of the 40 degrees South line of Latitude.
The capital of Mexico
The Tropic of Cancer