The equation of latus rectum of a parabola is \[x+y=8\] and the equation of the tangent at the vertex is \[x+y=12\], then length of the latus rectum is [MP PET 2002]

The equation of latus rectum of a parabola is \[x+y=8\] and the equati

1.	The equation of latus rectum of a parabola is \[x+y=8\] and the equation of the tangent at the vertex is \[x+y=12\], then length of the latus rectum is [MP PET 2002]
A.	\[4\sqrt{2}\]
B.	\[2\sqrt{2}\]
C.	8
D.	\[8\sqrt{2}\]
Answer» E.

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The equation of latus rectum of a parabola is \[x+y=8\] and the equation of the tangent at the vertex is \[x+y=12\], then length of the latus rectum is [MP PET 2002]

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