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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:
<span>the process of thermal expansion is the increase of volume resulting from an increase in temperature</span>
I believe it is East and West Germany because it has to do with the Berlin Wall which seperated Germany.
