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If the orthocentre and the circucentre o...

If the orthocentre and the circucentre of are (-3,5,2) ,(6,2,5) then its centroid is

A

(3,3,4)

B

(3/2,7/2,7/2)

C

(-9/2,7/2,-3/2)

D

(9/2,-3/2,3/2)

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-COORDINATE SYSTEM (3D)-EXERCISE 1
  1. The centroid of the triangle formed by the points (2,-1,1),(1,-3,-5),(...

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  2. The centroid of the triangle formed by the points (2,1,5),(3,2,3),(4,0...

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  3. If the orthocentre and the circucentre of are (-3,5,2) ,(6,2,5) then i...

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  4. If the orthocentre and the circucentre of a triangle are (-3,5,1),(3,3...

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  5. The incentre of the triangle formed by (0,0,0),(3,0,0),(0,4,0) is

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  6. A : If (2,1,-3) , (-2,3,4) , (1,2,2) are the midpoints of bar(BC) ,ba...

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  7. The points D,E,F are the midpoints of the sides bar(BC),bar(CA),bar(AB...

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  8. D(2,1,0) ,E(2,0,0),F(0,1,0) are midpoints of the sides BC,CA,AB of De...

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  9. In DeltaABC the mid-point of the sides AB,BC and CA are respectively (...

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  10. If the extremities of a diagonal of square are (1,-2,3),(2,-3,5) then ...

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  11. If (5,7,10),(1,9,6) are the extremities of the hypotenuse of a right a...

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  12. The circumradius of the triangle formed by the points (2,-1,1),(1,-3,-...

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  13. The distance between the circumcentre and the orthocentre of the trian...

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  14. The distance between the circumcentre and the orthocentre of the trian...

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  15. If the points (3,2,-4) ,(5,4k),(9,8-10)are collinear then k =

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  16. If (k,1,5) ,(1,0,3),(7,-2,1) are collinear then (k,-1)=

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  17. The locus of a point which is at a distance of 5 unit from (2,1,-3) is

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  18. The locus of a point which is at a distance of 2 unit from yz - plane ...

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  19. The locus of the point which is equidistant from xy plane and yz - pla...

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  20. The locus of point which is equidistant from the points (-2,2,3),(3,...

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