Home
Class 12
MATHS
Let ABC be a triangle and A -= (1,2) ,y ...

Let ABC be a triangle and `A -= (1,2) ,y = x ` be the perpendicular bisector of AB
and `x-2y+1=0` be the perpendicular bisector of `angle C` .
If the equation of BC is given by `ax+by-5 = 0` then the value of `a -2b` is

Text Solution

Verified by Experts

The correct Answer is:
5
Promotional Banner

Topper's Solved these Questions

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise The Straight Lines Exercise 5 : (Matching Type Questions)|5 Videos

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise Exercise (Statement I And Ii Type Questions)|8 Videos

  • THE STRAIGHT LINES

    ARIHANT MATHS|Exercise The Straight Lines Exercise 3 : (Paragraph Based Questions)|3 Videos

  • SETS, RELATIONS AND FUNCTIONS

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|12 Videos

  • THEORY OF EQUATIONS

    ARIHANT MATHS|Exercise Exercise (Questions Asked In Previous 13 Years Exam)|35 Videos

Similar Questions

Explore conceptually related problems

In any triangle ABC, if the angle bisector of /_A and perpendicular bisector of BC intersect, prove that they intersect on the circumcircle of the triangle ABC.

In any triangle ABC, if the angle bisector of /_A and perpendicular bisector of BC intersect, prove that they intersect on the circumcircle of the triangle ABC.

A(1,3) and C(-2,/5, -2/5) are the vertices of a triangle ABC and the equation of the internal angle bisector of angleABC " is " x+y=2. The equation of side BC is

The line 2x-3y=4 is perpendicular bisector of the line AB. If the coordinates of A are (-3,1). Fiind the coordinates of B.

Let P be a point on the circle x^(2)+y^(2)=9 , Q a point on the line 7x+y+3=0 , and the perpendicular bisector of PQ be the line x-y+1=0 . Then the coordinates of P are

Find the equation of the perpendicular bisector of the st. line segment whose end points are (0, 5) and (- 4,1).

The two lines ax+by=c and a'x+b'y=c' are perpendicular if

The equation of the perpendicular bisector of the side AB of a triangle ABC is x - y + 5 = 0. If the point A is (1,-2), find the co-ordinates of the point B.

For the triangle ABC whose vertices are A (-2, 3), B (4, - 3) and C (6, 5), find the equation of : the perpendicular bisector of the side BC.

Find the bisector of acute angle between the lines x+y - 3 = 0 and 7x - y + 5 = 0