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#1051 2017-03-20 11:39:57

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

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#1052 2017-03-20 14:18:43

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 623 is correct. Excellent, bobbym!

624. Find the area of the quadrilateral whose vertices are (3,4), (-1,6), (-3,-4), and (6,1).


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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#1053 2017-03-20 19:23:36

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1054 2017-03-21 14:11:00

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 624 is correct. Marvelous, bobbym!

625. Four points A(6,3), B(-3,5), C(4,-2), and D(x,3x) are given in such a way that (area of ΔDBC)/(area of ΔABC) = 1/2, find x.


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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#1055 2017-03-21 20:28:07

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1056 2017-03-22 14:37:16

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 625 is correct. Splendid, bobbym!

626. If the vertices of a triangle are (1,-3), (4,p), and (-9,7) and its area is 15 sq. units, find the value(s) of p.


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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#1057 2017-03-22 17:07:02

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1058 2017-03-23 12:24:43

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 626 is correct. Splendid, bobbym!

627. Find the value of a for which the area of the triangle formed by the points A(a,2a), B(-2,6) and C(3,1) is 10 square units.


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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#1059 2017-03-23 17:31:01

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1060 2017-03-24 16:52:15

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 627 is correct. Brilliant, bobbym!

628. If the points A(1,-2), B(2,3), C(-3,2) and D(-4,-3) are the vertices of parallelogram ABCD, then taking B as the base, find the height of the parallelogram.


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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#1061 2017-03-24 18:45:20

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1062 2017-03-25 12:44:27

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 628 is correct. Superb performance, bobbym!

629. If the coordinates of two points A and B are (3,4) and (5,-2) respectively, find the coordinates of any point P, if PA = PB and area of Δ PAB = 10.


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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#1063 2017-03-25 20:39:15

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1064 2017-03-26 14:14:15

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 629 is correct. Excellent, bobbym!

630. The vertices of Δ ABC are A(4,6), B(1,5), and C(7,2). A line is drawn to intersect sides AB and AC at D and E respectively such that AD/AB = AE/AC = 1/4. Calculate the area of  Δ ADE and compare it with the area of  Δ ABC.


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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#1065 2017-03-26 18:22:25

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1066 2017-03-27 14:41:23

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 630 is correct. Marvelous, bobbym!

631. Point P divides the line segment joining the points A(2,1) and B(5,-8) such that AP/AB = 1/3. If P lies on the line 2x - y + k = 0, find the value of k.


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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#1067 2017-03-27 19:22:43

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1068 2017-03-28 14:18:16

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 631 is correct. Brilliant, bobbym!

632. In what ratio does the point C (3/5,11/5) divide the line segment joining the points A(3,5) and B(-3,-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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#1069 2017-03-28 18:02:50

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1070 2017-03-29 13:47:08

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 632 is correct. Splendid, bobbym!

633. Find the coordinates of points which trisect the line segment joining (1,-2) and (-3,4).


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.

Offline

#1071 2017-03-29 17:26:48

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1072 2017-03-30 11:08:56

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

The solution 633 is correct. Excellent, bobbym!

634. In what ratio does the y-axis divide the line segment joining the point P (-4,5) and Q (3,-7)? Also, find the coordinates of the point of intersection.


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.

Offline

#1073 2017-03-30 12:05:45

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

#1074 2017-03-31 03:02:41

ganesh
Administrator
Registered: 2005-06-28
Posts: 23,359

Re: Compute the solution:

Hi;

635. P divides the line segment joining the points A(-1,3) and B(9,8) such that AP/BP = k/1. If P lies on the line x - y + 2 = 0. find the value of k.


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.

Offline

#1075 2017-03-31 10:34:09

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 109,606

Re: Compute the solution:

Hi;


In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Offline

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