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Recent questions and answers in Introduction to Three Dimensional Geometry
Questions
>>
CBSE XI
>>
Math
>>
Introduction to Three Dimensional Geometry
Find the lengths of medians of the triangle
A
B
C
where
A
(
0
,
0
,
6
)
,
B
(
0
,
4
,
0
)
a
n
d
C
(
6
,
0
,
0
)
cbse
math
class11
ch12
introduction-to-3d-geometry
exercise12-misc
sec-c
easy
q2
answered
May 11, 2014
by
rvidyagovindarajan_1
1
answer
Three vertices of a parallelogram
A
B
C
D
are
A
(
3
,
−
1
,
2
)
,
B
(
1
,
2
,
−
4
)
a
n
d
C
(
−
1
,
1
,
2
)
Find the coordinates of the
4
t
h
vertex
D
.
cbse
math
class11
ch12
introduction-to-3d-geometry
exercise12-misc
sec-b
easy
q1
answered
May 11, 2014
by
rvidyagovindarajan_1
1
answer
Find the coordinates of the points which trisect the segment joining the points
P
(
4
,
2
,
−
6
)
and
Q
(
10
,
−
16
,
6
)
cbse
math
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-3
sec-b
easy
q5
answered
May 8, 2014
by
rvidyagovindarajan_1
1
answer
Using the section formula show that the points
A
(
2
,
−
3
,
4
)
,
B
(
−
1
,
2
,
1
)
,
C
(
0
,
1
3
,
2
)
are collinear.
cbse
math
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-3
sec-b
easy
q4
answered
May 8, 2014
by
rvidyagovindarajan_1
1
answer
Find the ratio in which
Y
Z
plane divides the segment formed by joining the points
(
−
2
,
4
,
7
)
and
(
3
,
−
5
,
8
)
cbse
math
class11
ch12
introduction-to-3d-geometry
exercise12-3
sec-b
easy
q3
answered
May 6, 2014
by
rvidyagovindarajan_1
1
answer
Given that
P
(
3
,
2
,
−
4
)
,
Q
(
5
,
4
,
−
6
)
a
n
d
R
(
9
,
8
,
−
10
)
are collinear. Find the ratio in which
Q
divides
P
R
cbse
math
class11
ch12
introduction-to-3d-geometry
exercise12-3
sec-b
easy
q2
answered
May 6, 2014
by
rvidyagovindarajan_1
1
answer
Find the coordinates of the point which divides the line segment joining the points
(
−
2
,
3
,
5
)
and
(
1
,
−
4
,
6
)
in the ratio
2
:
3
externally.
cbse
math
class11
ch12
introduction-to-3d-geometry
exercise12-3
sec-a
easy
q1-2
answered
May 5, 2014
by
rvidyagovindarajan_1
1
answer
Find the coordinates of the point which divides the line segment joining the points
(
−
2
,
3
,
5
)
and
(
1
,
−
4
,
6
)
in the ratio
2
:
3
internally.
cbse
math
class11
ch12
introduction-to-3d-geometry
exercise12-3
sec-a
easy
q1-1
answered
May 5, 2014
by
rvidyagovindarajan_1
1
answer
Find the equation of the set of points
P
the sum of whose distance from
(
4
,
0
,
0
)
and
(
−
4
,
0
,
0
)
is equal to
10
cbse
class11
ch12
introduction-to-3d-geometry
exercise12-2
sec-b
easy
q5
answered
May 3, 2014
by
rvidyagovindarajan_1
1
answer
Find the equation of the set of points which are equidiatant from the the points
(
1
,
2
,
3
)
and
(
3
,
2
,
−
1
)
cbse
class11
ch12
introduction-to-3d-geometry
exercise12-2
sec-b
easy
q4
answered
May 3, 2014
by
rvidyagovindarajan_1
1
answer
Verify that
(
−
1
,
2
,
1
)
,
(
1
,
−
2
,
5
)
,
(
4
,
−
7
,
8
)
a
n
d
(
2
,
−
3
,
4
)
are vertices of a parallelogram.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-b
easy
q3-3
asked
Apr 17, 2014
by
rvidyagovindarajan_1
1
answer
Verify that
(
0
,
7
,
10
)
,
(
−
1
,
6
,
6
)
a
n
d
(
−
4
,
9
,
6
)
are vertices of a right angled triangle.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-b
easy
q3-2
answered
Apr 17, 2014
by
rvidyagovindarajan_1
1
answer
Verify that
(
0
,
7
,
−
10
)
,
(
1
,
6
,
−
6
)
a
n
d
(
4
,
9
,
−
6
)
are vertices of an isosceles triangle.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-b
easy
q3-1
answered
Apr 17, 2014
by
rvidyagovindarajan_1
1
answer
Show that the points
(
−
2
,
3
,
5
)
,
(
1
,
2
,
3
)
a
n
d
(
7
,
0
,
−
1
)
are collinear.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-b
easy
q2
answered
Apr 17, 2014
by
rvidyagovindarajan_1
1
answer
Find the distance between the points
(
−
1
,
3
,
−
4
)
and
(
1
,
−
3
,
−
4
)
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-a
easy
q1-3
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
Find the distance between the the points
(
2
,
−
1
,
3
)
and
(
−
2
,
1
,
3
)
.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-a
easy
q1-4
asked
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
Find the distance between the points
(
−
3
,
7
,
2
)
and
(
2
,
4
,
−
1
)
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-a
easy
q1-2
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
Find the distance between the points
(
2
,
3
,
5
)
and
(
4
,
3
,
1
)
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-2
sec-a
easy
q1-1
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
Coordinate planes divide the space into how many octants?
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q4-3
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
The coordinates of a point in the
x
y
plane are of the form ?
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q4-2
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
The
x
−
axis and
y
−
axis taken together determine a plane known as ?
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q4-1
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
2
,
−
4
,
−
7
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-8
answered
Apr 16, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
−
3
,
−
1
,
6
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-7
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
−
4
,
2
,
5
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-6
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
−
4
,
2
,
−
5
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-5
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
4
,
2
,
−
5
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-4
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
4
,
−
2
,
−
5
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-3
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
Name the octant in which the point
(
4
,
−
2
,
3
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-2
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
Name the Octant in which the point
(
1
,
2
,
3
)
lies.
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q3-1
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
A point is is
X
Z
plane. What can you say about its
y
coordinate?
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q2
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
A point is on
x
−
a
x
i
s
. What are its
y
−
c
o
o
r
d
i
n
a
t
e
and
z
−
c
o
o
r
d
i
n
a
t
e
?
cbse
class11
ch12
introduction-to-3d-geometry
bookproblem
exercise12-1
sec-a
easy
q1
answered
Apr 15, 2014
by
rvidyagovindarajan_1
1
answer
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