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If the point (1, 2) is reflected through...

If the point (1, 2) is reflected through the origin and then through the line `x=y`, then the new coordinates of the point are

A

(1, 2)

B

(2, -1)

C

(2, 1)

D

(-2, 1)

Text Solution

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The correct Answer is:
C
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DIPTI PUBLICATION ( AP EAMET)-STRAIGHT LINES -EXERCISE 1B
  1. Prove that the feet of the perpendicular from the origin on the lines ...

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  2. The image of the point (2, -1) w.r.t the point (1, -4) is

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  3. The image of the point (2, 1) w.r.t the line x+1=0 is

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  4. The image of the point (3, 4) w.r.t the line 3x+4y+5=0 is

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  5. The image of the point (3, 8) in the line x+3y=7 is

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  6. The coordinate of the image of the orgin O with respect to the straigh...

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  7. The reflection of the point (6, 8) in the line x = y is

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  8. The image of the point (4, -13) with respect to the line 5x+y+6=0 is :

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  9. If (-2, 6) is the image of the point (4, 2) with respect to the line L...

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  10. If the image of (-7//5, -6//5) in a line is (1, 2), then the equation ...

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  11. The image of the point (4, -13) with respect to the line 5x+y+6=0 is :

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  12. If the point (1, 2) is reflected through the origin and then through t...

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  13. A ray of light along x+sqrt(3)y=sqrt(3) gets reflected upon reaching x...

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  14. If 2x-3y-5=0 is the perpendicular bisector of the line segment joining...

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  15. If x+3y=16 is the perpendicular bisector of bar(AB) and A(5, 7), then...

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  16. If 2x+3y=5 is the perpendicular bisector of the line segment joining t...

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  17. Suppose A,B are two points on 2x-y+3=0 and P(1,2) is such that PA=PB. ...

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  18. The equation of perpendicular bisectors of AB and AC of a triangle ABC...

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  19. The image of 3x-4y+11=0 with respect to 2x-y-1=0 is

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  20. The image line of 2x-y-1=0 w.r.t. 3x-2y+4=0 is

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