EduSahara™ Assignment
Name : Line Concepts
Chapter : Lines and Angles
Grade : CBSE Grade IX
License : Non Commercial Use
Question
1
1.
Which of the following figures represent a line?
(i)
fig 1
(ii)
fig 3
(iii)
fig 2
Question
2
2.
Which of the following figures represent a ray?
(i)
fig 3
(ii)
fig 1
(iii)
fig 2
Question
3
3.
Which of the following figures represent a line segment?
(i)
fig 1
(ii)
fig 3
(iii)
fig 2
Question
4
4.
Points lying on the same line are called
(i)
non-linear points
(ii)
semi-linear points
(iii)
linear points
(iv)
concurrent points
(v)
collinear points
Question
5
5.
Identify the figure below
(i)
quadrilateral
(ii)
line
(iii)
circle
(iv)
triangle
(v)
decagon
Question
6
6.
The following lines represent
(i)
perpendicular lines
(ii)
coplanar lines
(iii)
intersecting lines
(iv)
concurrent lines
(v)
parallel lines
Question
7
7.
The following lines represent
(i)
concurrent lines
(ii)
intersecting lines
(iii)
perpendicular lines
(iv)
coplanar lines
(v)
parallel lines
Question
8
8.
The following lines represent
(i)
coplanar lines
(ii)
intersecting lines
(iii)
concurrent lines
(iv)
perpendicular lines
(v)
parallel lines
Question
9
9.
Multiple lines drawn on a plane are called
(i)
perpendicular lines
(ii)
concurrent lines
(iii)
intersecting lines
(iv)
parallel lines
(v)
coplanar lines
Question
10
10.
Multiple lines which do not meet each other are called
(i)
parallel lines
(ii)
perpendicular lines
(iii)
intersecting lines
(iv)
concurrent lines
(v)
coplanar lines
Question
11
11.
Multiple lines which pass through the same point are called
(i)
intersecting lines
(ii)
concurrent lines
(iii)
coplanar lines
(iv)
perpendicular lines
(v)
parallel lines
Question
12
12.
A line that intersects two lines at two different points is called
(i)
coplanar lines
(ii)
perpendicular lines
(iii)
parallel lines
(iv)
transversal
(v)
concurrent lines
Question
13
13.
Two lines meeting at a point and making an angle of 90° at the meeting point are called
(i)
parallel lines
(ii)
intersecting lines
(iii)
perpendicular lines
(iv)
concurrent lines
(v)
coplanar lines
Question
14
14.
The representation
⟷
LM
indicates
(i)
arc
(ii)
angle
(iii)
line segment
(iv)
line
(v)
ray
Question
15
15.
The representation
IJ
indicates
(i)
angle
(ii)
line segment
(iii)
ray
(iv)
line
(v)
arc
Question
16
16.
The representation
⟶
KL
indicates
(i)
line
(ii)
arc
(iii)
ray
(iv)
angle
(v)
line segment
Question
17
17.
In the figure below, if
MN
=
12.80 cm
and
NO
=
4.80 cm
,find
MO
= ?
(i)
17.60 cm
(ii)
15.60 cm
(iii)
19.60 cm
(iv)
16.60 cm
(v)
18.60 cm
Question
18
18.
Which of the following are true?
a)
Capital letters are used to represent points
b)
A ray has an infinite number of points on it
c)
The length of a line segment cannot be determined
d)
A line has an infinite number of points on it
e)
Small letters are used to represent lines
(i)
{a,b,d,e}
(ii)
{c,d}
(iii)
{c,a}
(iv)
{c,b}
(v)
{c,e,a}
Question
19
19.
Which of the following are true?
a)
Only one straight line can be drawn between any two points
b)
If a line cuts another line at more than one point, then one of the line is curved
c)
A straight line meets another straight line at atmost one point
d)
If two lines have infinite common points, then the two lines are concurrent
e)
If two lines have no common point, then the lines are parallel
(i)
{d,c}
(ii)
{a,b,c,e}
(iii)
{d,b}
(iv)
{d,e,a}
(v)
{d,a}
Question
20
20.
Which of the following are true?
a)
If
d
⟂
e
and
e
⟂
f
, then
d
⟂
f
b)
If two lines are parallel to the same line, then they are perpendicular to each other
c)
If two lines are parallel to the same line, then they are parallel to each other
d)
If
d
⟂
e
and
d
⟂
f
, then
e
⟂
f
e)
If
d
∥
e
and
e
∥
f
, then
d
∥
f
(i)
{b,e,c}
(ii)
{d,a,c}
(iii)
{c,e}
(iv)
{a,c}
(v)
{b,e}
Question
21
21.
Which of the following are true with respect to lines a , b , c , d where a ∥ b , b ⟂ c , c ⟂ d?
a)
a
∥
c
b)
b
∥
d
c)
c
∥
d
d)
a
⟂
d
e)
a
∥
d
(i)
{c,e}
(ii)
{b,e}
(iii)
{a,b}
(iv)
{d,a,b}
(v)
{c,e,b}
Question
22
22.
Which of the following points are collinear?
a)
E
,
I
,
G
b)
G
,
I
,
H
c)
H
,
I
,
F
d)
F
,
I
,
G
e)
I
,
H
,
G
(i)
{a,c}
(ii)
{e,b,a}
(iii)
{d,c,a}
(iv)
{b,a}
(v)
{d,c}
Question
23
23.
Which of the given figures is correct?
(i)
III
(ii)
I
(iii)
IV
(iv)
II
Question
24
24.
Which of the given figures is correct?
(i)
II
(ii)
III
(iii)
IV
(iv)
I
Question
25
25.
Which of the given figures is correct?
(i)
III
(ii)
IV
(iii)
II
(iv)
I
Question
26
26.
Consider the following figure
⟷
VF
.
State which of the following statements are true?
a)
V,F are end points of line segment
TK
b)
V,F are points on the line segment
TK
c)
B,K are end points of line segment
KV
d)
V,T,B,F,K are points on the line
⟷
VF
e)
V,F are end points of line segment
VF
(i)
{b,e,d}
(ii)
{d,e}
(iii)
{b,e}
(iv)
{a,d}
(v)
{c,a,d}
Assignment Key
1) (iii)
2) (iii)
3) (i)
4) (v)
5) (ii)
6) (v)
7) (iii)
8) (ii)
9) (v)
10) (i)
11) (ii)
12) (iv)
13) (iii)
14) (iv)
15) (ii)
16) (iii)
17) (i)
18) (i)
19) (ii)
20) (iii)
21) (ii)
22) (i)
23) (i)
24) (iii)
25) (ii)
26) (ii)