code: public static double getLatitudeDistance(double minLatitude,
                                               double maxLatitude) {
          LatLng lowerMiddle = new LatLng(minLatitude, 0);
          LatLng upperMiddle = new LatLng(maxLatitude, 0);
          double latDistance = SphericalUtil.computeDistanceBetween(lowerMiddle,
                  upperMiddle);
          return latDistance;
      }
docs: Get the latitude distance
  
  @param minLatitude min latitude
  @param maxLatitude max latitude
  @return distance