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If P is any point on the ellipse ` (x^(2))/(25) + (y^(2))/(9) = 1` whose foci are S and S' perimeter of `Delta SPS'` is

A

18

B

50

C

34

D

9

Text Solution

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The correct Answer is:
A
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MARVEL PUBLICATION-CIRCLE AND CONICS -MULTIPLE CHOICE QUESTIONS
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  2. Perimeter of a triangle formed by any point on the ellipse (x^(2))/...

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  7. P and Q are two points on ellipse (x^(2))/(a^(2)) + (y^(2))/(b^(2)) =...

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  8. The eccentricity of the ellipse which meets the straight line x/7+y/2 ...

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  12. If the foci and vetrices of an ellipse be (pm 1,0) and (pm 2,0), then ...

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  13. The equation of the directrice of the ellipse 16x ^(2) + 25 y ^(2)= 40...

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  14. The latus rectum of an ellipse is 10 and the minor axis Is equal to th...

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  15. Filnd the distance between the directrices the ellipse (x^2)/(36)+(...

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  16. The distnce between the foci of the ellipse 3x ^(2) + 4y ^(2) =48 is

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  17. Foci of an ellipse are (pm 5, 0) and one of its directrices is 5x =...

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  18. If the eccentricity of an ellipse be (1)/(sqrt2), then its latus rectu...

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  19. For each point (a,y) on an ellipse, the sum of the distances from (x,y...

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  20. If the centre, one of the foci and semi-major axis of an ellipse are (...

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