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Fill in the blanks:
The eccentricity of the ellipse is given by ________.
e=c/a
e=a/c
e=v/a
When the eccentricity is exactly to 1, the ellipse is ____________.
Circular
parabola
elongated
When the eccentricity is close to 0, the ellipse is almost ____________.
elliptic
None
If the eccentricity of an ellipse is 0.5, the ellipse is:
Almost circular
highly elongated
a straight line
When the eccentricity is close to 1, the ellipse is elongated ____________.
Is the statement true or false?
The eccentricity of an ellipse is a measure of how ‘’ stretched out’’ or elongated the ellipse is.
True
False
In an ellipse, the eccentricity can be:
Any positive real number
only an integer
only a fraction
The eccentricity of an ellipse is defined as the ratio of the distance between the center of the ellipse to one of the foci.
The eccentricity of ellipse is =c/a , where c is the distance between the center to one of the _____________
Foci
vertices
co-vertices
When the eccentricity is exactly to 0, the ellipse is ____________.
circle
It is done.