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There are 180 degrees between north and south in a compass rose.
The south pole is 90 degrees south of the equator. The north pole is 90 degrees north of the equator.
The south pole is defined as 90 degrees south latitude. I guess you might call that "-90 degrees north".
135 degrees
The equator, located at 0 degrees latitude, separates the Tropic of Cancer and the Tropic of Capricorn, which are both located at 23.5 degrees north and south latitude respectively.
180 degrees
The subtropical high pressure regions are centered at approximately 30 degrees north and south latitude.
The distance between the poles is measured in degrees of latitude -- and there are 180 between the two poles.The North and South Pole are connecting points of 0 degrees and 180 degrees of longitude, which separates the Earth into the Eastern and Western Hemispheres..
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90 degrees
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90° each. 90° north is the north pole. 90° south is the south pole.