Section Formula

IMPORTANT

Section Formula: Overview

This topic covers concepts such as Midpoint of a Line Segment, Points of Trisection of a Line Segment, Collinearity of Three Points Using Section Formula, Section Formula, and Internal Division.

Important Questions on Section Formula

MEDIUM
IMPORTANT

If px,y is any point on the line passing through Ax1,y1 and Bx2,y2 then the ratio in which 'p' divides AB is

HARD
IMPORTANT

Shown below is a map of Giri's neighbourhood.

Question Image

Giri did a survey of his neighbourhood and collected the following information.
* The hotel, mall and the main gate of the garden lie in a straight line.
* The distance between the hotel and the mall is half the distance between the mall and the main gate of the garden.
* The bus stand is exactly midway between the main gate of the garden and the fire station.
* The mall, bus stand and the water tank lie in a straight line.

Giri proposed a plan to make a triangular pathway by joining the midpoints of the sides of the triangular garden.
What will be the area, in square units, enclosed by the triangular pathway?

EASY
IMPORTANT

Two statements are given below- one labelled Assertion A and the other labelled Reason R. Read the statements carefully and choose the option that correctly describes statements A and R.

Assertion A: The origin is the ONLY point equidistant from 2, 3 and -2, -3.

Reason R: The origin is the midpoint of the line joining 2, 3 and -2, -3

MEDIUM
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If A( -2, -1) , B( p, 0), C( 4, q) and D(1, 2) are the vertices of a parallelogram, find the values of p and q.​

HARD
IMPORTANT

P is a point on the graph of y=5x+3. The coordinates of a point Q are 3, -2. If M is the mid point of PQ, then M must lie on the line represented by

HARD
IMPORTANT

R is any point on the graph 9x-3y=12. The coordinates of point T are (5,-3). If N divides RT in the ratio 1:3 then coordinates of R are _____.

EASY
IMPORTANT

Which one is the trisection formula to find the coordinates of the points which divide the line segment joining (1, -2) and (3, 4)into three equal parts.

MEDIUM
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Point R(h, k) divides line segment AB between axes in the ratio 1:2 where A lies on X-axis. Find equation of line

MEDIUM
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The centroid of a triangle is 2, 4 and circumcentre is 1, 7 then find the orthocentre

EASY
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The ratio in which the line segment joining the points A1,-5 and B3,4  is divided by x-axis from A, is ___

MEDIUM
IMPORTANT

The point 7,3 divides the line segment joining the points 4,-3 and 8,5 internally in ratio:

MEDIUM
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Two vertices of a triangle are (3, 5) and (-4, -5). If the centroid of the triangle is (4, 3). Find the third vertex

MEDIUM
IMPORTANT

If the points A(6,1),B(8,2),C(9,4) and D(p,3) are the vertices of a parallelogram, taken in order, then the value of p will be -

EASY
IMPORTANT

A segment AB is divided at a point P such that PBAB=37,  then the ratio of AP:PB is

MEDIUM
IMPORTANT

The value of 'C' ifC2, 14 is the mid-point of the line joining the points (3, 8) and (15, 20) is

MEDIUM
IMPORTANT

If the line segment joining (2, 3) and (1, 2) is divided internally in the ratio 3 : 4 by the graph of the equation x + 2y = k then the value of 'k' is

EASY
IMPORTANT

The line segment joining the points A(2,-2) and B(-7,4) is trisected at the points P and Q (P is nearer to A). if coordinates of P and Q are a,0 and (-4, b) respectively, then the values of a and b are respectively

HARD
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What is the ratio in which the point Pn, 6 divides the join of A-4, 3 and B2, 8?

HARD
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In what ratio is the line joining the points A4, 4 and B7, 7 divided by P-1, -1?

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IMPORTANT

The coordinates of the point which divides the line joining 1, -2 and 4, 7 internally in the ratio 1:2 are