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(-4,5) is a vertex of a square and one o...

`(-4,5)` is a vertex of a square and one of its diagonals is `7x-y+8=0`. Find the equation of a the other diagonal.

A

`x+7y-31=0`

B

`x+7y-15=0`

C

`x+7y+8=0`

D

`7x-y-31=0`

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DIPTI PUBLICATION ( AP EAMET)-STRAIGHT LINES -EXERCISE 1A
  1. Each sides of a square is of lemgth 4 units. The centre of the square ...

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  2. A(-1, 1), B(5, 3) are opposite vertices of a square. The equation of t...

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  3. (-4,5) is a vertex of a square and one of its diagonals is 7x-y+8=0. F...

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  4. If A(1, 1), B(sqrt(3)+1,2) and C(sqrt(3), sqrt(3)+2) be three vertice...

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  5. In a rhombus ABCD the diagonals AC and BD intersect at the point (3, 4...

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  6. Points A(1, 3) and C(5, 1) are oppsite vertices of a rectangle ABCD. I...

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  7. If the straight lines y=4-3x, ay=x+10, 2y+bx+9=0 represent the three c...

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  8. If the lines y=4-3x,ay=x+10, 2y+bx+9=0 form three sides of the rectang...

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  9. One side of a rectangle lies along the line 4x+7y+5=0. Two of its vert...

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  10. The points (1, 3) and (5, 1) are two opposite vertices of a rectangle....

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  11. The points (1, 6) and (12, 9) are two opposite vertices of a parallelo...

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  12. The number of points P(x, y) with natural numbers as coordinates that ...

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  13. Let A(2, -3) and B(-2, 1) be vertices of a triangle ABC. If the centro...

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  14. A(2, 3), B(3, -5) are two vertices of DeltaABC. C is a point the line ...

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  15. The equation of the line dividing the line segment joining the points ...

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  16. The equation of the line dividing the line segment joining the points ...

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  17. The equation of the line dividing the line segment joining the points ...

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  18. The equation of the line dividing the line segment joining the points ...

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  19. The equation of the line dividing the line segments joining two pairs ...

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  20. If a straight line L is perpendicular to the line 4x-2y=1 and forms a ...

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