EduSahara™ Assignment
Name : Line Concepts
Chapter : Lines and Angles
Grade : ICSE Grade VIII
License : Non Commercial Use
Question
1
1.
Which of the following figures represent a line?
(i)
fig 1
(ii)
fig 2
(iii)
fig 3
Question
2
2.
Which of the following figures represent a ray?
(i)
fig 3
(ii)
fig 2
(iii)
fig 1
Question
3
3.
Which of the following figures represent a line segment?
(i)
fig 2
(ii)
fig 1
(iii)
fig 3
Question
4
4.
Points lying on the same line are called
(i)
linear points
(ii)
concurrent points
(iii)
semi-linear points
(iv)
non-linear points
(v)
collinear points
Question
5
5.
Every simple closed curve divides a plane into how many sets of points?
(i)
6
(ii)
4
(iii)
2
(iv)
3
(v)
0
Question
6
6.
Identify the figure below
(i)
angle
(ii)
quadrilateral
(iii)
heptagon
(iv)
pentagon
(v)
line
Question
7
7.
Multiple lines drawn on a plane are called
(i)
perpendicular lines
(ii)
parallel lines
(iii)
coplanar lines
(iv)
intersecting lines
(v)
concurrent lines
Question
8
8.
Multiple lines which do not meet each other are called
(i)
concurrent lines
(ii)
intersecting lines
(iii)
parallel lines
(iv)
coplanar lines
(v)
perpendicular lines
Question
9
9.
Multiple lines which pass through the same point are called
(i)
parallel lines
(ii)
coplanar lines
(iii)
concurrent lines
(iv)
perpendicular lines
(v)
intersecting lines
Question
10
10.
A line that intersects two lines at two different points is called
(i)
coplanar lines
(ii)
transversal
(iii)
concurrent lines
(iv)
perpendicular lines
(v)
parallel lines
Question
11
11.
The following lines represent
(i)
intersecting lines
(ii)
parallel lines
(iii)
coplanar lines
(iv)
concurrent lines
(v)
perpendicular lines
Question
12
12.
The following lines represent
(i)
concurrent lines
(ii)
coplanar lines
(iii)
parallel lines
(iv)
perpendicular lines
(v)
intersecting lines
Question
13
13.
The following lines represent
(i)
concurrent lines
(ii)
intersecting lines
(iii)
parallel lines
(iv)
perpendicular lines
(v)
coplanar lines
Question
14
14.
Two lines meeting at a point and making an angle of 90° at the meeting point are called
(i)
parallel lines
(ii)
perpendicular lines
(iii)
coplanar lines
(iv)
concurrent lines
(v)
intersecting lines
Question
15
15.
Consider the following figure
⟷
ZP
.
State which of the following statements are true?
a)
Z,P are points on the line segment
QB
b)
Z,P are end points of line segment
QB
c)
Y,B are end points of line segment
BZ
d)
Z,P are end points of line segment
ZP
e)
Z,Q,Y,P,B are points on the line
⟷
ZP
(i)
{a,d}
(ii)
{c,a,d}
(iii)
{b,e,d}
(iv)
{d,e}
(v)
{b,e}
Question
16
16.
The representation
⟷
BC
indicates
(i)
ray
(ii)
line segment
(iii)
arc
(iv)
line
(v)
angle
Question
17
17.
The representation
LM
indicates
(i)
line segment
(ii)
ray
(iii)
arc
(iv)
angle
(v)
line
Question
18
18.
The representation
⟶
DE
indicates
(i)
arc
(ii)
angle
(iii)
line segment
(iv)
line
(v)
ray
Question
19
19.
In the figure below, if
AB
=
13.10 cm
and
BC
=
4.90 cm
,find
AC
= ?
(i)
20.00 cm
(ii)
17.00 cm
(iii)
18.00 cm
(iv)
19.00 cm
(v)
16.00 cm
Question
20
20.
Which of the following are true?
a)
Small letters are used to represent lines
b)
A line has an infinite number of points on it
c)
Capital letters are used to represent points
d)
The length of a line segment cannot be determined
e)
A ray has an infinite number of points on it
(i)
{d,b}
(ii)
{d,a}
(iii)
{a,b,c,e}
(iv)
{d,e,a}
(v)
{d,c}
Question
21
21.
Which of the following are true?
a)
If two lines have infinite common points, then the two lines are concurrent
b)
A straight line meets another straight line at atmost one point
c)
If a line cuts another line at more than one point, then one of the line is curved
d)
If two lines have no common point, then the lines are parallel
e)
Only one straight line can be drawn between any two points
(i)
{a,d}
(ii)
{b,c,d,e}
(iii)
{a,b}
(iv)
{a,e,b}
(v)
{a,c}
Question
22
22.
Which of the following are true?
a)
If two lines are parallel to the same line, then they are perpendicular to each other
b)
If
q
⟂
r
and
r
⟂
s
, then
q
⟂
s
c)
If two lines are parallel to the same line, then they are parallel to each other
d)
If
q
⟂
r
and
q
⟂
s
, then
r
⟂
s
e)
If
q
∥
r
and
r
∥
s
, then
q
∥
s
(i)
{b,e}
(ii)
{c,e}
(iii)
{a,c}
(iv)
{d,a,c}
(v)
{b,e,c}
Question
23
23.
Which of the following are true with respect to lines l , m , n , o where l ∥ m , m ⟂ n , n ⟂ o?
a)
l
∥
o
b)
n
∥
o
c)
l
∥
n
d)
m
∥
o
e)
l
⟂
o
(i)
{c,d,a}
(ii)
{e,b,a}
(iii)
{c,d}
(iv)
{a,d}
(v)
{b,a}
Question
24
24.
Which of the following points are collinear?
a)
H
,
K
,
I
b)
G
,
K
,
I
c)
J
,
K
,
H
d)
K
,
J
,
I
e)
I
,
K
,
J
(i)
{d,c,b}
(ii)
{b,c}
(iii)
{e,a,b}
(iv)
{a,b}
(v)
{d,c}
Question
25
25.
Which of the given figures is correct?
(i)
II
(ii)
I
(iii)
III
(iv)
IV
Assignment Key
1) (ii)
2) (i)
3) (ii)
4) (v)
5) (iv)
6) (v)
7) (iii)
8) (iii)
9) (iii)
10) (ii)
11) (ii)
12) (iv)
13) (ii)
14) (ii)
15) (iv)
16) (iv)
17) (i)
18) (v)
19) (iii)
20) (iii)
21) (ii)
22) (ii)
23) (iv)
24) (ii)
25) (ii)