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Having given the bases and the sum of the areas of a number of triangles which have a common vertex, show that the locus of the vertex is a straight line.

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CENGAGE ENGLISH-STRAIGHT LINES-All Questions
  1. Find the locus of the point at which two given portions of the straigh...

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  2. Find the equation of the perpendicular bisector of the line segment ...

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  3. Having given the bases and the sum of the areas of a number of tria...

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  4. Find the equation of a line that has y-intercept 4 and is a perpendi...

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  5. Find the equations of the diagonals of the square formed by the lines ...

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  6. Find the equation of the straight line that passes through the point (...

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  7. Find the equation of the line which is parallel to 3x-2y+5=0 and passe...

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  8. Consider two lines L1a n dL2 given by a1x+b1y+c1=0a n da2x+b2y+c2=0 ...

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  9. Find the locus of a point P which moves such that its distance from th...

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  10. Consider two lines L1a n dL2 given by x-y=0 and x+y=0 , respectively, ...

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  11. In what ratio does the line joining the points (2,3) and (4,1) divide ...

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  12. Show that the lines 4x+y-9=0,x-2y+3=0,5x-y-6=0 make equal intercepts o...

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  13. Find the equation of the bisector of the obtuse angle between the line...

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  14. Show that if any line through the variable point A(k+1,2k) meets the l...

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  15. The incident ray is along the line 3x-4y-3=0 and the reflected ray is ...

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  16. If the line y =sqrt(3)x cuts the curve x^3+y^3+3x y+5x^2+3y^2+4x+5y-1=...

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  17. about to only mathematics

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  18. The area of a parallelogram formed by the lines a x+-b y+-c=0 is (a)(c...

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  19. The vertices Ba n dC of a triangle A B C lie on the lines 3y=4xa n dy=...

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  20. If each of the points (x1,4),(-2,y1) lies on the line joining the poi...

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