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#51 2019-05-14 15:51:18

ganesh
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Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

.

Good attempt,  Monox D. I-Fly!

CG#26. Find the equation of the straight line whose slope is -4 and passing through the point (1,2).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#52 2019-05-15 16:54:45

ganesh
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Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#27. Find the equation of the straight line whose slope is

and passing through (5, -4).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#53 2019-05-16 17:35:08

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#28. Using the concept of slope, show that the following set of points are collinear: (2, 3), (3, -1), and (4, -5).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#54 2019-05-17 16:50:45

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#29. Using the concept of slope, show that the following set of points are collinear (4, 1), (-2, -3), and (-5, -5).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#55 2019-05-18 17:18:30

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#30. Using the concept of slope, show that the following set of points are collinear (4, 4), (-2, 6), and (1, 5).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#56 2019-05-19 16:08:48

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#31. Find the centroid of the triangle whose vertices are (1, 3), (2, 7), and (12, -16).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#57 2019-05-20 16:02:04

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

.

CG#32. Find the centroid of the triangle whose vertices are (3, -5), (-7, 4), and (10, -2).


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#58 2019-05-21 16:03:54

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#33. The center of a circle is at (-6, 4). If one end of a diameter of a circle is at the origin, find the other end.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#59 2019-05-22 15:52:10

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#34.Using the section formula, show that the points A(1, 0), B(5, 3), C(2, 7), and D(-2, 4) are the vertices of a parallelogram taken in order.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#60 2019-05-23 18:04:55

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#35. If the centroid of a triangle is at (1, 3) and two of its vertices are (-7, 6) and (8, 5), then find the third vertex of the triangle.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#61 Yesterday 16:12:06

ganesh
Administrator
Registered: 2005-06-28
Posts: 27,913

Re: Coordinate Geometry

Hi,

CG#35. Find the coordinates of the point which divides the line segment joining (3, 4) and (-6, 2)in the ratio 3 : 2 externally.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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