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The perimeter of a triangle is 20 an...

The perimeter of a triangle is 20 and the points ` ( -2, 3 ) and ( -2, 3 ) ` are two of the vertices of it. The locus of the third vertex is

A

` (( x + 2 ) ^ 2 ) / (40) + (y^ 2 )/( 49) = 1`

B

` ((x - 2 ) ^ 2 )/(40) + (y^ 2 )/(49) = 1 `

C

` ((x + 2)^ 2)/(49) + (y^ 2 )/(40) = 1 `

D

none

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-LOCUS-EXERCISE 1 MULTIPLE CHOICE QUESTIONS
  1. A ( 2, 3 ) , B ( -2, 3 ) are two points. The locus of P which...

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  2. A ( 0 , 4 ) , B ( 0 , - 4 ) are two points. The locus of P wh...

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  3. The perimeter of a triangle is 20 and the points ( -2, 3 ) a...

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  4. The locus represented by x = (a)/(2) ( t + (1)/(t)), y = (a )/...

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  5. The locus of the point ( a cos theta, b sin theta ) where ...

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  6. The locus of the point (a cos h theta, b sin h theta ) is

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  7. The locus of the point (a sec theta, b tan theta ) where 0 le...

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  8. The locus of the point ( a cos theta + b sin theta, a sin t...

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  9. The locus of the point ( a sec theta + b tan theta , bsec thet...

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  10. The locus of the point ( a cos ^3 theta, b sin ^ 3 theta ) wher...

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  11. If a point (x, y) = (tan theta + sin theta , tan theta - sin t...

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  12. The locus of the point (cot theta + cos theta, cot theta - c...

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  13. The locus of the point (cosec theta - sin theta, sec theta -...

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  14. The locus of the point represented by x = 3 (cos t + sin t )...

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  15. The locus of the point represent by x = cos ^ 2 t, y = 2 sin...

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  16. The locus of the represented by x = t^ 2 + t + 1 , y = t ^ 2...

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  17. The locus of the point represented by x = 1 + 4 cos theta , ...

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  18. The line joining (5, 0) to (10 cos theta, 10 sin theta ) is di...

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  19. If a point P moves such that its distance from the point A(1, 1 )...

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  20. the equation to the locus of a point which moves so that the sum...

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