They weren't as accurate as they could be, in fact some were just based off of educated guesses.
Answer:
All ellipses have two focal points, or foci. The sum of the distances from every point on the ellipse to the two foci is a constant. All ellipses have a center and a major and minor axis. All ellipses have eccentricity values greater than or equal to zero, and less than one.
Explanation:
They provide a good balance between the size and shape of land areas.
Staten Island is among the boroughs of New York City, dwelled in the southwestward portion of the town. Staten Island remains the Southern portion of New York, including Organization Residence Park near the south point of the archipelago including the state. This area is isolated from New Jersey. A 2014 Statistics predicted group of 473,279, Staten Island is the slightest populated of the five boroughs although is the third plentiful within the area of 59 square miies.
Staten Island is commensurate with Richmond County, and till 1975 this Staten Island was authoritatively nominated as the Borough of Richmond. The banner was later modified to display this but still the conventional sticker was kept constant. Staten Island was seldom termed "the abandoned area" by citizens that appeared undervalued by the municipality administration.