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

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 108,492

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
Moderator
Registered: 2005-06-28
Posts: 22,600

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: 108,492

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
Moderator
Registered: 2005-06-28
Posts: 22,600

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: 108,492

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
Moderator
Registered: 2005-06-28
Posts: 22,600

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: 108,492

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
Moderator
Registered: 2005-06-28
Posts: 22,600

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: 108,492

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 Yesterday 16:52:15

ganesh
Moderator
Registered: 2005-06-28
Posts: 22,600

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 Yesterday 18:45:20

bobbym
bumpkin
From: Bumpkinland
Registered: 2009-04-12
Posts: 108,492

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 Today 12:44:27

ganesh
Moderator
Registered: 2005-06-28
Posts: 22,600

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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