Straight Line and a Point

IMPORTANT

Straight Line and a Point: Overview

This topic covers concepts, such as, Perpendicular Distance of a Point from a Line, Distance of a Point from a Line Along Another Line, Right Angled Triangle & Obtuse Angled Triangle etc.

Important Questions on Straight Line and a Point

MEDIUM
IMPORTANT

In what ratio does the point (-4, 6) divides the line segment joining the points A(-6, 10) and B(3, -8)?

EASY
IMPORTANT

The line 3x+2y=24 meets the y-axis at A & the x-axis at B. The perpendicular bisector of AB meets the line through (0, -1) parallel to x-axis at C. Then the area ( in square units ) of the triangle ABC is

HARD
IMPORTANT

The equation of the perpendicular bisectors of the sides AB and AC of a  ΔABC are  xy+5=0  and  x+2y=0  respectively. If the point A is  1,2, then the equation of the line BC is.

HARD
IMPORTANT

In a triangle ABC, D and E divide the sides BC and CA in the ratio 2:1 respectively. If P is the point of intersection of AD and BE then the ratio in which P divides AD is

EASY
IMPORTANT

If Q is the image of the point P1,1 with respect to the straight line x+y+1=0, then the length of the perpendicular drawn from Q to the line 3x-4y+3=0 is

EASY
IMPORTANT

If the line 2x-3y+4=0 divides the line segment joining the points A-2,3 and B3,-2 in the ratio m:n, then the point which divides AB in the ratio -4 m:3 n is

MEDIUM
IMPORTANT

Look at the graph and answer the question.

  Question Image 

The blue triangle is at point -4, 5. What is at 4, -5? _____.

EASY
IMPORTANT

Point P divides line AB, with A5,14 and B7,16 in ratio 3:2 externally. Find the coordinates of P.

EASY
IMPORTANT

Point P divides line AB, with A2,3 and B5,6 in ratio 3:2 externally. Find the coordinates of P.

EASY
IMPORTANT

Point P divides line AB, with A7,6 and B5,10 in ratio 3:2 externally. Find the coordinates of P.

EASY
IMPORTANT

Point P divides line AB, with A5,4 and B8,6 in ratio 3:2 externally. Find the coordinates of P.

EASY
IMPORTANT

Point P divides line AB, with A3,4 and B7,12 in ratio 3:2 externally. Find the coordinates of P.

MEDIUM
IMPORTANT

If the equation of a line which divides the line segment joining the points 1,0 and 3,0 in the ratio 2:1 and is also perpendicular to it, is ax=7, then the value of a is equal to

MEDIUM
IMPORTANT

If m and n are the lengths of the perpendicular from the origin to the straight lines whose equations are xcotθ-y=2cosθ and 4x+3y=-5cos2θ (θ(0,π)), respectively, then the value of m2+5n2 is

MEDIUM
IMPORTANT

If the points x,-3x and 3,4 lie on the opposite sides of the line 3x-4y=8, then

HARD
IMPORTANT

Let S be the focus of parabola x2+8y=0 and Q be any point on it. If P divides the line segment SQ in the ratio 1 : 2, then the locus of P is

EASY
IMPORTANT

Area of the triangle with vertices -2,2,1,5 and 6,-1 is

EASY
IMPORTANT

The distance of the point 3,-5 from the line 3x-4y-26=0 is

EASY
IMPORTANT

The area of a triangle is 5 sq units. Two of its vertices are 2,1 and 3,-2 . The third vertex lies on y=x+3 , then the coordinates of the third vertex can be

EASY
IMPORTANT

If the points 2a,a,a,2a and a,a enclose a triangle of area 18 sq units, then the centroid of the triangle is equal to