Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#201 2020-09-18 21:06:14

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#202 2020-09-25 13:29:29

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#203 2020-09-25 15:28:11

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#204 2020-10-02 18:13:10

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#205 2020-10-02 18:28:04

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#206 2020-10-09 22:22:15

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#207 2020-10-09 22:46:17

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#208 2020-10-16 14:00:19

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#209 2020-10-16 15:17:33

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#210 2020-10-24 01:36:36

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#211 2020-10-24 13:51:11

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#212 2020-10-30 16:30:50

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#213 2020-10-30 20:30:08

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#214 2020-11-13 18:02:58

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#215 2020-11-13 18:33:06

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#216 2020-11-28 14:13:42

666 bro
Member
From: Flatland
Registered: 2019-04-26
Posts: 588

Re: Coordinate Geometry


"An equation for me has no meaning, unless it expresses a thought of God"- Srinivasa ramanujan

Offline

#217 2020-11-28 23:39:02

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

#218 2020-12-01 11:54:09

Denominator
Member
Registered: 2009-11-23
Posts: 184

Re: Coordinate Geometry

Hi,

Offline

#219 2020-12-01 18:36:36

ganesh
Administrator
Registered: 2005-06-28
Posts: 31,715

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.

Offline

Board footer

Powered by FluxBB