# Math Is Fun Forum

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

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## #76 2019-06-08 15:33:18

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

.

CG#50. If (1, 2), (4, 6), (x, 6), and (3, 2) are the vertices of a parallelogram taken in order, then find the value of x.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #77 2019-06-09 15:30:16

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#51. Slope of the line joining the points (3, -2) and (-1, a) is

. Find the value of 'a'.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #78 2019-06-10 15:32:12

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#52. Find the slope of the line which is perpendicular to the straight line joining the points (-2, 6) and (4, 8).

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #79 2019-06-11 15:42:18

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#53. Find the point of intersection of the straight lines 9x - y - 2 = 0 and 2x + y - 9 = 0.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #80 2019-06-12 14:53:26

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#54. The straight line 4x + 3y - 12 = 0 intersects the y-axis at which point?

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #81 2019-06-12 15:44:36

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

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## #82 2019-06-12 19:51:22

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#54 is correct. Neat work, Monox D. I-Fly!

CG#55. Find the x and y intercepts respectively of the line 2x - 3y + 6 = 0.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #83 2019-06-13 13:23:24

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

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## #84 2019-06-13 14:53:38

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#55 is correct. Neat work, Monox D. I-Fly!

CG#56. The center of a circle is (-6, 4). If one end of the diameter of the circle is at (-12, 8), find the other end.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #85 2019-06-13 20:11:32

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

Offline

## #86 2019-06-13 23:02:31

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#56 is correct. Excellent, Monox D. I-Fly!

CG#57. Find the equation of the straight line passing through the origin and perpendicular to the straight line 2x + 3y - 7 = 0.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #87 2019-06-14 14:26:14

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

Offline

## #88 2019-06-14 16:16:44

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#57 is correct. Neat work, Monox D. I-Fly!

CG#58. Find the equation of a straight line parallel to y-axis and passing through the point (-2, 5).

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #89 2019-06-14 19:03:06

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

Offline

## #90 2019-06-14 19:52:50

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#58 is correct. Good work, Monox D. I-Fly!

CG#59. If the points (2, 5), (4, 6), and (a, a) are collinear, find the value of 'a'.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

Offline

## #91 2019-06-14 20:14:44

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

Offline

## #92 2019-06-15 02:54:32

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#59 is correct. Excellent, Monox D. I-Fly!

CG#60. If a straight line y = 2x + k passes through the point (1, 2), then find the value of k.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #93 2019-06-16 15:09:11

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#61. Find the equation of a straight line having slope 3 and y-intercept -4.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #94 2019-06-17 17:14:05

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#62. Find the value of k if the straight lines 3x + 6y + 7 = 0 and 2x + ky = 5 are perpendicular.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

Offline

## #95 2019-06-17 18:56:21

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

Offline

## #96 2019-06-18 00:15:00

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

The solution CG#62 is correct. Neat work, Monox D. I-Fly!

CG#63. Find the equation of the perpendicular bisector of the straight line segment joining the points (3, 4) and (-1, 2).

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #97 2019-06-19 15:35:16

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#64. If x + 2y = 7 and 2x + y = 8 are the equations of the two diameters of a circle, find the radius of the circle if the point (0, -2) lies on the circle.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #98 2019-06-20 15:30:08

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

CG#65. Find the point P which divides the line segment joining the points A(1, -3) and B(-3, 9) internally in the ratio 1 : 3.

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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## #99 2019-06-20 19:29:20

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

### Re: Coordinate Geometry

Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

Offline

## #100 2019-06-21 00:33:09

Jai Ganesh
Registered: 2005-06-28
Posts: 47,822

### Re: Coordinate Geometry

Hi,

.

The solution CG#65 is correct. Excellent, Monox D. I-Fly!

CG#66. Find the midpoint of the line segment joining the points (3, 0) and (-1, 4).

It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

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

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