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#201 2020-09-18 21:06:14
- ganesh
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- Registered: 2005-06-28
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Re: Coordinate Geometry
Hi,
Excellent!
CG#124. Prove that the points A(0,-1), B(-2,3), C(6,7), and D(8,3) are the vertices of a rectangle ABCD.
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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#202 2020-09-25 13:29:29
- 666 bro
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- From: Flatland
- Registered: 2019-04-26
- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#203 2020-09-25 15:28:11
- ganesh
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Re: Coordinate Geometry
Hi,
Good work!
CG#125. Show that the points A(1,3), B(2,6), C(5,7), and D(4,4) are the vertices of a rhombus.
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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#204 2020-10-02 18:13:10
- 666 bro
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- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#205 2020-10-02 18:28:04
- ganesh
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Re: Coordinate Geometry
Hi,
Neat work!
CG # 126. Find the slope of the line perpendicular to the line joining the points (6, 10)and (-8, 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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#206 2020-10-09 22:22:15
- 666 bro
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- From: Flatland
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- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#207 2020-10-09 22:46:17
- ganesh
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Re: Coordinate Geometry
Good work!
CG # 127. If x(-4, 2), y(4, 6), and z(-4, -8) are three points, then find the angle between yx and yz.
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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#208 2020-10-16 14:00:19
- 666 bro
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- From: Flatland
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- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#209 2020-10-16 15:17:33
- ganesh
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Re: Coordinate Geometry
Keep trying.
CG # 128. If the coordinates of the midpoints of the sides of a triangle are (2, 2), (4, -6), and (6, 8), find its centroid.
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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#210 2020-10-24 01:36:36
- 666 bro
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- From: Flatland
- Registered: 2019-04-26
- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#211 2020-10-24 13:51:11
- ganesh
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- Posts: 32,002
Re: Coordinate Geometry
Hi,
Neat work!
CG#129. Find the co-ordinates of the incentre of the triangle whose vertices are A(8,-4), B(10,10), and C(-4,8).
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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#212 2020-10-30 16:30:50
- 666 bro
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- From: Flatland
- Registered: 2019-04-26
- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#213 2020-10-30 20:30:08
- ganesh
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- Registered: 2005-06-28
- Posts: 32,002
Re: Coordinate Geometry
Hi,
Neat work!
CG # 130. Find the area of the quadrilateral ABCD whose vertices are (-8,4), (2,-2), (8,2), and (4,10).
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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#214 2020-11-13 18:02:58
- 666 bro
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- From: Flatland
- Registered: 2019-04-26
- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#215 2020-11-13 18:33:06
- ganesh
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- Registered: 2005-06-28
- Posts: 32,002
Re: Coordinate Geometry
Hi,
Neat work!
CG#131. Find the ratio in which x + y = 5 divides AB, where A(6, -2) and B (4, 5) are two given points.
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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#216 2020-11-28 14:13:42
- 666 bro
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- From: Flatland
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- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#217 2020-11-28 23:39:02
- ganesh
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- Registered: 2005-06-28
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Re: Coordinate Geometry
Good work!
CG#132. Find the area of a triangle whose vertices are (5, 4), (3, 6), and (2, -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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#218 2020-12-01 11:54:09
- Denominator
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- Registered: 2009-11-23
- Posts: 193
Re: Coordinate Geometry
Hi,
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#219 2020-12-01 18:36:36
- ganesh
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- Registered: 2005-06-28
- Posts: 32,002
Re: Coordinate Geometry
Hi,
Neat work!
CG # 133. Find the equation of the line passing through the points (-3, 2) and (4, 3).
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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#220 2021-01-06 20:39:55
- 666 bro
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- From: Flatland
- Registered: 2019-04-26
- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#221 2021-01-06 23:39:21
- ganesh
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- Registered: 2005-06-28
- Posts: 32,002
Re: Coordinate Geometry
Keep trying!
CG # 134. Find the equation of the line passing through the point (-2,8) and having a slope 2/3.
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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#222 2021-01-07 01:03:40
- 666 bro
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- From: Flatland
- Registered: 2019-04-26
- Posts: 613
Re: Coordinate Geometry
"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan
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#223 2021-01-07 04:34:54
- irspow
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- Registered: 2005-11-24
- Posts: 494
Re: Coordinate Geometry
Last edited by irspow (2021-01-07 07:34:16)
I am at an age where I have forgotten more than I remember, but I still pretend to know it all.
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#224 2021-01-07 14:40:51
- ganesh
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- Registered: 2005-06-28
- Posts: 32,002
Re: Coordinate Geometry
Hi,
Neat work, 666 bro and irspow!
CG # 135. Find the equation of the line passing through the point (-2,-3) and perpendicular to the line joining the points (1,5) and (3,7).
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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