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If (2,1,3), (3,2,5),(1,2,4) are the mid ...

If (2,1,3), (3,2,5),(1,2,4) are the mid points of the sides BC,CA,AB, of `Delta`ABC respectively, then the vertex A is

A

(2,3,6)

B

(0,2,2)

C

(4,1,4)

D

(2,5,4)

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AAKASH SERIES-3D-COORDINATE SYSTEM-EXERCISE-1
  1. If the xicoordinate of 'p' on the join of Q(2,2,1) and R(5,2,-2) is 4,...

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  3. If (2,1,3), (3,2,5),(1,2,4) are the mid points of the sides BC,CA,AB, ...

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  4. In a Delta ABC the mid points of the sides AB, BC,CA are respectively ...

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  5. The point (2,-1,3) is the centroid of the triangle formed by the point...

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  6. If (2,k,-1) is the centroid of the triangle with vertices (2,-1,2) (1...

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  7. D(2,1,0) E(2,0,0) F(0,1,0) are mid points of the sides BC,CA,AB of Del...

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  8. If the centriod of a triangle formed by the points (a,0,0),(0,b,0),(0,...

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  9. In a Delta ABC vertex A, mid point of BC are (1,2,3) and (5/2,-5/2,0) ...

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  10. The centroid of the tetrahedron ABCD divides the line joining the ver...

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  11. If the xicoordinate of 'p' on the join of Q(2,2,1) and R(5,2,-2) is 4,...

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  12. A point Q is at a distance 3 from the point P (1,1,1) lying on the lin...

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  13. Let P(r)(x(r),y(r),z(r)), r=1,2,3 " be three points where " x(1),x(2)...

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  14. The point on x-axis with is equidistant to (2,-1-4), (-4,3,0) is

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  15. If L and M are the feet of the perpendiculars from the point (2,4,5) t...

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  16. If a half line bar(OP) where bar(OP)=r makes an angle alpha with th...

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  17. Assertion (A) : P(3,4,5), Q(-1,7,9) are two given points, length of pr...

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  18. A, B, C are projections oof P(5, -2, 6) on coordinate planes then find...

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  19. If A =(1,2,3) and B=(3,5,7) and P, Q are the points on AB such that AP...

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  20. The harmonic conjugate of (2,3,4) with respect to the points (3,-2,2),...

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