Let S and S' be the foci of the ellipse ...

Let S and S' be the foci of the ellipse and B be any one of the extremities of its minor axis. If `DeltaS'BS=8sq.` units, then the length of a latus rectum of the ellipse is

A

`2sqrt(2)`

B

`4sqrt(2)`

C

`2`

D

`4`

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The correct Answer is:

D

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