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The orthocentre of the triangle formed ...

The orthocentre of the triangle formed by the lines `x-2y+9=0,x+y-9=0,2x-y-9=0` is

A

(5, 5)

B

(5, -5)

C

(-5, 5)

D

(-5, -5)

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The correct Answer is:
A
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DIPTI PUBLICATION ( AP EAMET)-STRAIGHT LINES -EXERCISE 1B
  1. The orthocentre of the triangle formed by (1,-3),(6,1),(4,-1) is

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  2. The orthocentre of the triangle formed by (2, -1//2), (1//2, -1//2) an...

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  3. The orthocentre of the triangle formed by the lines x-2y+9=0,x+y-9=0,...

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  4. The orthocentre of the triangle formed by the lines x+y=6, 2x+y=4, x+2...

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  5. Find the orthocentre of the triangle whose sides are 4x-7y+10=0,x+y=...

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  6. The coordinates of the orthocentre formed by the lines y=m(i)x+(a)/(m(...

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  7. The equations to the sides of a triangle are x-3y=0, 4x+3y+5, 3x+y=0....

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  8. Two vertices of a triangle are (5, -1) and (-2, 3). If the centroid of...

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  9. If P, Q, R lie on xy=c^(2), then the orthocentre of DeltaPQR lies on

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  10. If the orthocentre of the triangle formed by the lines 2x+3y-1=0, x+2...

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  11. Let P(-1,0), Q(0,0) and R(3,3sqrt(3)) be three points. The equation of...

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  12. The base of an equilateral triangle x + y = 2 = 0 and opposite vertex...

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  13. The ends of the base of an isoceles triangle are at (2a, 0) and (0, a)...

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  14. The area of the triangle formed by the lines 2x+y-4=0, 3x+2y-5=0, x+y+...

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  15. The line 3x+2y=24 meets the y-axis at A and the x-axis at B. The perp...

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  16. The line 3x+2y=24 meets the y-axis at A and the x-axis at B. The perp...

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  17. The are of the triangle formed by the y-axis, the line L passing throu...

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  18. A line meets the coordinate axes at A and B such that the centroid of ...

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  19. Let P(-1,0), Q(0,0) and R(3,3sqrt(3)) be three points. The equation of...

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  20. In DeltaABC, if B = (1, 2), C = (5, 6) and the internal bisector of th...

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