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The area of triangle formed by the strai...

The area of triangle formed by the straight lies `y=1`, `2x+y=2` and `2x-y+2=0` is ,

A

`(1)/(2)` sq. units

B

`4` sq. units

C

`2` sq. units

D

None of these

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A
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NAGEEN PRAKASHAN-STRAIGHT LINES-Exercise
  1. The lines px +qy+r=0, qx + ry + p =0,rx + py+q=0, are concurrant then

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  2. Find the point of intersection of the following pairs of lines: b x+a ...

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  3. The area of triangle formed by the straight lies y=1, 2x+y=2 and 2x-y+...

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  4. The equation of the base of an equilateral triangle is x+y=2 and its v...

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  5. A line passes through the point (2,2) and is perpendicular to the lin...

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  6. Write the coordinates of the orthocentre of the triangle formed by ...

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  7. If the line y=mx, meets the lines x+2y=1 and 2x-y+3=0 at one point onl...

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  8. Draw a quadrilateral in the Cartesian plane, whose vertices are (-4, 5...

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  9. The base f an equilateral triangle with side 2a lies along the y-ax...

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  10. Find the distance between P(x1,y1)and Q(x2,y2)when: (i) P Qis parallel...

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  11. Find a point on the x-axis, which is equidistant from the point (7,...

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  12. Find the slope of a line, which passes through the origin, and the mid...

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  13. Without using Pythagoras theorem, show that A(4,4),\ B(3,5)a n d\ C(-1...

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  14. Find the slope of the line, which makes an angle of 30o with the posit...

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  15. Find the value of x for which the points (x-1),\ (2,1)a n d\ (4,5)\ a...

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  16. Without using distance formula, show that points (-2, -1), (4, 0), (3,...

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  17. Find the angle between the X-axis and the line joining the points (3,-...

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  18. The slope of a line is double of the slope of another line. If tangen...

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  19. A line passes through (x1,y1)and (h , k). If slope of the line is m,...

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  20. If three points A(h ,0),\ P(a , b)a n d\ B(0, k) lie on a line, show t...

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