ELLIPSE

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ELLIPSE
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ELLIPSEAn ellipse is the set of all
points (x,y) the sum of whose distances from two
distinct fixed points (Foci) is constant.
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Standard Equation of an Ellipse

• The standard form of the equation of an ellipse,
  with center (h,k) and major and minor axes of
  lengths 2a and 2b, where 0ltblta, is

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Eccentricity
The eccentricity of an ellipse is used to measure
the amount of its elongation. If the
eccentricity of an ellipse is near 0, then the
ellipse is almost circular.
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