Math Is Fun Forum

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

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I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Neat work!

CG#160. Find the equation of the line on which the length of a perpendicular drawn from origin is 6 and the angle which this perpendicular makes with X-axis is 30°.

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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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

 

Excellent!

CG#161. Given that a line S is perpendicular to line 4x - y = 2. Also, the area of the triangle formed by the line S and the co-ordinate axes is 10. Find the equation of the line S.

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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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Excellent!

CG#162. Find the equation of the line passing through (3, -2) and whose intercepts on the axes are equal in magnitude but opposite in sign.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Good work!

CG#163. The vertices of the triangle ABC are A (8, 8), B (6, 10), and C (-2, -2). State the type of the triangle ABC.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Neat work!

CG#164. Given that the line AB with co-ordinates A (7, 4) and B (x, y) is divided internally by a point whose co-ordinates are (5, 4) in the ratio 2 : 3. Find the co-ordinates of B.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Neat work!

CG#165. Find the equation of the perpendicular bisector of the line joining (10, 12) and (4, -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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Splendid!

CG#166.

.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Neat work!

CG#167. The equation of a circle in a plane is

(a) Write the coordinates of the center of the circle.
(b) What is it radius?
(c) Is (5, 7) a point 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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Excellent!

CG#168. A(-6, 5), B(6, 10), and C (6, -4) are the vertices of the triangle ABC.
(a) Find the lengths of the sides AB, BC, and AC.
(b) Find the area of the triangle.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Excellent!

CG#169. A (1, 2) and B (7, 5) are two points on a line. P and Q are other two points on this line. If AP = PQ = QB, find the coordinates of P and Q.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Neat work!

CG#170. Find the distance between the points P (-6, 7) and Q (-1, -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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.

Jai Ganesh

Administrator

Registered: 2005-06-28

Posts: 50,848

Re: Coordinate Geometry

Hi,

Good work!

CG#171. Find the value of y, if the distance between the points (2, y) and (-4, 3) is 10.

---

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.

irspow

Member

Registered: 2005-11-24

Posts: 1,055

Re: Coordinate Geometry

---

I am at an age where I have forgotten more than I remember, but I still pretend to know it all.