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Syeda answered 1 year(s) , 8 month(s) ago

To find 4th vertex of a parallelogram

Given three of vertices of a parallelogram are A(1,2), B (4,3), C (6,6).

Let the coordinates of fourth vertex be D (x, y)

In a parallelogram, diagonals bisect each other.

He

...

Asked by Rutul

Feb 11

  • 2 Answers
  • 4 Likes
  • 66150 Views
Syeda answered 1 year(s) , 8 month(s) ago

Find the point on the x-axis which is equidistant from (2,-5) and (-2,9)

Answer.

    Let the point of x-axis be P(x, 0)
Given A(2, -5) and B(-2, 9) are equidistant from P
That is PA = PB
Hence PA 2 = PB 2  → (1)
Distan...

Asked by Rrahul

Dec 25

  • 2 Answers
  • 3 Likes
  • 57810 Views
Syeda answered 1 year(s) , 7 month(s) ago

Ratio in which the line segment joining two points divided by x-axis

Answer.


Let the point on X-axis be since the y-coordinate is always zero on X-axis.
Given A(2, 3) and B(5, 6)
Let P divides the line segment joining the poin...

Asked by Rutul

Feb 11

  • 2 Answers
  • 1 Like
  • 51490 Views
Syeda answered 1 year(s) , 8 month(s) ago

If two vertices of an equilateral triangle be (0,0), (3,√3), find the third vertex.

Answer.

Two vertices of an equilateral triangle are (0, 0) and (3, √3).

Let the third vertex of the equilaterla triangle be (x, y)

Distance between (0, 0) and (x,...

Asked by Hafsa

Dec 21

  • 2 Answers
  • 4 Likes
  • 46065 Views
Syeda answered 1 year(s) , 8 month(s) ago

Find the coordinates of the points of trisection of the line segment joining the points.

Sol:

Given line segment joining the points A(1,-2)and B(-3,4)

Let P and Q be the points of trisection of AB i.e., AP = PQ = QB

Therefore, P divides AB internally in the ratio 1 : 2.<

...

Asked by Hafsa

Dec 21

  • 2 Answers
  • 2 Likes
  • 41921 Views
Syeda answered 1 year(s) , 8 month(s) ago

Find the third vertex of the equilateral triangle.

Sol:
Two vertices of an equilateral triangle are (3, 4) and (-2, 3)
Let the third vertex of the triangle be (x, y)
Distance between (3, 4) and (-2, 3)
=√[(-2-3) 2 + (...

Asked by Anuj

Oct 28

  • 2 Answers
  • 2 Likes
  • 35174 Views
Syeda answered 1 year(s) , 8 month(s) ago

Find the coordinates of the circumcentre of the triangle.

Answer.

Let the coordinates of the circumcentre of the triangle be (x, y).
Circumcentre of a triangle is equidistant from each of the vertices.

Distance between (8, 6) an...

Asked by Hafsa

Dec 21

  • 2 Answers
  • 6 Likes
  • 30153 Views
Ramesh answered 3 year(s) , 10 month(s) ago

If a point(x,y) is equidistant from the points (a+b, b-a) & (a-b, a+b), then prove bx = ay.

Distace between the points (x, y) and   (a+b, b-a) & (a-b, a+b) is equal 

⇒ √{[x - (a + b)] 2 + [y - (b -a)] 2} = √{x - (a - b)] 2  + [y - (a + b)] 2...

Asked by David

Mar 9

  • 1 Answer
  • 4 Likes
  • 27893 Views
Syeda answered 1 year(s) , 7 month(s) ago

what point on x axis is equidistant from the points A(7,6) and B(-3,4) ?

Given points  A(7,6) and B(-3,4)
Let the point be P(x,0) [we know that point on x-axis is (x,0)]
So, AP=PB and AP 2=PB 2 
⇒(x-7) 2+(0-6) 2...

Asked by Navaneeth

Feb 20

  • 2 Answers
  • 4 Likes
  • 23439 Views
Agam answered 1 year(s) , 6 month(s) ago

If the points A(4, 3) and B(x, 5) lie on the circle

Given centre of circle is O(2, 3)
Points on the circle are A(4, 3) and B(x, 5)
OA =OB (Radii) à (1)
Recall the distance between two points formula�

Squaring on both the...

Asked by Kaustubh

Nov 15

  • 2 Answers
  • 2 Likes
  • 20060 Views
Agam answered 1 year(s) , 6 month(s) ago

Coordinates of points of trisection

Solution:

Given coordinates are� �and�
Trisection means dividing a line segment in three equal parts or dividing a line segment� in the ratio 1:2 and 2:1 internally.
Case (i):...

Asked by Anusha

Dec 11

  • 2 Answers
  • 1 Like
  • 16654 Views
Raghunath answered 3 year(s) , 11 month(s) ago

Show that the points (a,b+c), (b,c+a), (c,a+b) are collinear.

Any two points of sum is equal to the third then it must be a collinear.

Asked by Mahathi

Feb 8

  • 2 Answers
  • 0 Like
  • 16269 Views
Agam answered 1 year(s) , 6 month(s) ago

Q--- Find the value of k if the points A(2,3) ,B(4,k) and C(6,-3) are collinear.

Given that A, B and C are collinear Hence ar(DABC) = 0

Asked by Shrey

Dec 18

  • 2 Answers
  • 1 Like
  • 16262 Views
Ramesh answered 4 year(s) ago

Prove that the given points are the vertices of a parallelogram.

Let the points (4, 5) (7, 6) (4, 3) (1, 2) represent the points A, B, C and D.

AB = √[(7 - 4) 2 + (6 - 5) 2] = √(9 + 1) = √10
BC = √[(4 - 7) 2 + (3 -...

Asked by Mahathi

Jan 7

  • 1 Answer
  • 1 Like
  • 15598 Views
Agam answered 1 year(s) , 4 month(s) ago

Midpoints of triangle are given find its sides

Let the vertices of the triangle are A(x1, y1), B(x2, y2), C(x3, y3)
Draw DE, DF, FE and BF
��

As D and F are mid points of AB and AC
∴�DF || BE
E and F are mi...

Asked by Adityabaweja

Feb 29

  • 2 Answers
  • 1 Like
  • 14670 Views
Raghunath answered 3 year(s) , 11 month(s) ago

How to derive the section formula?

Consider any two points A ( x 1, y 1) and B ( x 2, y 2) and assume that P ( x, y) divides AB internally in the rat...

Asked by Neeraja Babu

Feb 12

  • 1 Answer
  • 0 Like
  • 13356 Views
Ramesh answered 4 year(s) , 10 month(s) ago

Vertices of an isosceles right angled triangle.

Sol:
Vertices of the triangle are A(-3, 0), B(1, -3), C(4, 1)
Distance between two points =  (x 2 - x 1) 2+(y 2 - y 1) 2...

Asked by Shrey

Dec 18

  • 1 Answer
  • 1 Like
  • 13145 Views
Agam answered 1 year(s) , 6 month(s) ago

Line segment divided by the Y-axis

Solution:

Let the point on Y-axis be� ����[Since on Y-axis x-coordinate is zero]
Let the Y-axis divide the given points� �in the ratio� �
Therefore the coordinates of P are giv...

Asked by Nikhil

Oct 18

  • 2 Answers
  • 1 Like
  • 12838 Views
Raghunath answered 4 year(s) , 1 month(s) ago

How to derive the formula of centroid from section formula.

Sol:
Let centroid of the triangle the coordinates of whose vertices are given by A(x1, y1), B(x2, y2) and C(x3, y3) respectively.

...

Asked by Manish

Dec 14

  • 1 Answer
  • 0 Like
  • 10597 Views
Ramesh answered 4 year(s) , 1 month(s) ago

Determine the ratio in which the point P divides AB.

Sol:
Let the ratio in which the point P divides the line segment joining the points A(-4, 3) and B(2, 8) be 1:k.

y-coordinate of point P =

[(8 + 3k) / (1 + k)] = 6...

Asked by Hafsa

Dec 29

  • 1 Answer
  • 0 Like
  • 10258 Views
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