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A : The area of the parallelogram formed...

A : The area of the parallelogram formed by `4x-7y-13=0, 8x-y-39=0, 4x-7y+39=0, 8x-y+13=0` is 52.
R : The area of the parallelogram formed by `a_(1)x+b_(1)y+c_(1)=0, a_(1)x+b_(1)y+d_(1)=0, a_(2)x+b_(2)y+c_(2)=0, a_(2)x+b_(2)y+d_(2)=0` is `|((c_(1)-d_(1))(c_(2)-d_(2)))/(a_(1)b_(2)-a_(2)b_(1))|`

A

36

B

52

C

8

D

124

Text Solution

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The correct Answer is:
B
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DIPTI PUBLICATION ( AP EAMET)-STRAIGHT LINES -EXERCISE 1B
  1. The quadrilateral formed by the lines sqrt(3)x+y=0,sqrt(3)y+x=0, sqrt(...

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  2. The are of the quadrilateral formed by the lines x-y+2=0, x+y=0, x-y-4...

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  3. A : The area of the parallelogram formed by 4x-7y-13=0, 8x-y-39=0, 4x-...

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  4. The area of the quadrilateral formed by the lines a|x|+b|y|+c=0 is

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  5. Find the area enclosed with in the curve |x| +|y|=1

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  6. The area of the parallelogram formed by the lines 4y-3x-a=0, 3y-4x+a=...

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  7. P(2, 1), Q(4, -1), R(3, 2) are the vertices of a triangle and if throu...

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  8. A point moves in the xy-plane such that the sum of its distances from ...

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  9. The angle between the lines 4x-y+9=0, 25x+15y+27=0 is

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  10. The angle between the lines x cos alpha+y sin alpha=p(1) and x cos bet...

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  11. The angle between the lines formed by joining the points (2, -3), (-5,...

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  12. Find the angle between the lines ax+by=a+b,a(x-y)+b(x+y)=2b

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  13. If theta is the angle between the lines x//a+y//b=1, x//b+y//a=1, then...

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  14. If theta is the angle between y=2x+3, y=x+1, the value of tan theta=

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  15. The angle between the line joining the points (1, -2), (3, 2) and the ...

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  16. If the acute angle between the lines 4x-y+7=0, kx+5y-9=0 is 45^(@), th...

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  17. If the acute angle between the lines 2x+3y-5=0, 5x+ky-6=0 is pi//4, th...

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  18. If 2x+ky-10=0, 5x+2y-7=0 are parallel, then the value of k =

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  19. If 3x-ky-2=0, 2x+y+2=0 are perpendicular, then the value of k =

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  20. A line passing through the points (a, 2a) and (-2, 3) is perpendicular...

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