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The extremities of a diagonal of a paral...

The extremities of a diagonal of a parallelogram are (3,-4) and (-6,5) . If the third vertex is (-2,1) then the fourth vertex is

A

(1,0)

B

(-1,0)

C

(1,1)

D

(-1,-1)

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The correct Answer is:
B
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HIMALAYA PUBLICATION-COORDINATE SYSTEMS, LOCUS AND STRAIGHT LINES-QUESTION BANK
  1. If (-2,2),(1,0),(x, 0),(1, y) form a parallelogram then (x, y)=

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  2. The mid points of B C, C A and A B of the triangle A B C are D=(1,2), ...

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  3. The extremities of a diagonal of a parallelogram are (3,-4) and (-6,5)...

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  4. Mid points of the sides A B and A C of a triangle A B C are (-3,-5) an...

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  5. A=(3,5), B=(-5,-4) and C=(7,10) are the vertices of a parallelogram AB...

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  6. The base vertices of an isosceles triangle are (7,9) and (3,-7), then ...

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  7. The one of the possible third vertex of the equilateral triangle whose...

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  8. The points (4,-1),(7,9) and (4,11) are the mid points of the sides of ...

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  9. The vertices of a triangle are (0,0),(0,2) and (2,0) .The distance bet...

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  10. Two opposite vertices of a square are (1,-2) and (-5,6), then the othe...

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  11. The length of the line segment joining A(2,3) and B is 10 units . If a...

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  12. The image of the point P(3,5) w.r.t the line y=x is the point Q and th...

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  13. The centroid of the triangle A B C is (2,3) and A=(4,2), B=(4,5), then...

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  14. The circumcentre and the centroid of a triangle are (6,2) and (3,3) th...

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  15. The orthocentre and centroid of a triangle are (-3,5),(3,3) then the c...

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  16. If the points (1, 2) and (3, 4) were to be on the same side of the lin...

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  17. A (1, 3) and C(7, 5) are two opposite vertices of a square. The equati...

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  18. One of the equations of the lines passing through the point (3, -2) an...

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  19. The equation of the diagonal through the origin of the rilateral forme...

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  20. The area of the triangle whose sides are along x=0, y=0 and 4 x+5 y=20...

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