EduSahara™ Assignment
Name : Line Concepts
Chapter : Lines and Angles
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
Identify the figure below
(i)
line
(ii)
heptagon
(iii)
triangle
(iv)
nonagon
(v)
circle
Question
2
2.
Which of the following are true?
a)
If two lines are parallel to the same line, then they are parallel to each other
b)
If
r
⟂
s
and
r
⟂
t
, then
s
⟂
t
c)
If
r
∥
s
and
s
∥
t
, then
r
∥
t
d)
If
r
⟂
s
and
s
⟂
t
, then
r
⟂
t
e)
If two lines are parallel to the same line, then they are perpendicular to each other
(i)
{e,b,a}
(ii)
{b,a}
(iii)
{a,c}
(iv)
{d,c}
(v)
{d,c,a}
Question
3
3.
In the given figure, p , q , r , s , t , u are lines in a plane. By looking at the figure, which of the following are true?
a)
s
is the transversal of
p
&
q
b)
p
is the transversal of
r
&
t
c)
p
∥
q
d)
u
is the transversal of
r
&
p
e)
t
is the transversal of
r
&
s
f)
p
∥
s
(i)
{a,c,d,e}
(ii)
{b,a}
(iii)
{b,e,a}
(iv)
{b,f,d}
(v)
{f,c}
Question
4
4.
Which of the following are true with respect to lines c , d , e , f where c ∥ d , d ⟂ e , e ⟂ f?
a)
c
⟂
f
b)
c
∥
f
c)
c
∥
e
d)
e
∥
f
e)
d
∥
f
(i)
{b,e}
(ii)
{c,e,b}
(iii)
{d,a,b}
(iv)
{a,b}
(v)
{c,e}
Question
5
5.
Which of the following points are collinear?
a)
J
,
I
,
H
b)
F
,
J
,
H
c)
H
,
J
,
I
d)
I
,
J
,
G
e)
G
,
J
,
H
(i)
{b,d}
(ii)
{e,a,b}
(iii)
{c,d,b}
(iv)
{c,d}
(v)
{a,b}
Question
6
6.
Points lying on the same line are called
(i)
collinear points
(ii)
non-linear points
(iii)
semi-linear points
(iv)
concurrent points
(v)
linear points
Question
7
7.
Multiple lines drawn on a plane are called
(i)
concurrent lines
(ii)
perpendicular lines
(iii)
coplanar lines
(iv)
intersecting lines
(v)
parallel lines
Question
8
8.
Multiple lines which do not meet each other are called
(i)
concurrent lines
(ii)
perpendicular lines
(iii)
coplanar lines
(iv)
intersecting lines
(v)
parallel lines
Question
9
9.
Multiple lines which pass through the same point are called
(i)
intersecting lines
(ii)
perpendicular lines
(iii)
concurrent lines
(iv)
parallel lines
(v)
coplanar lines
Question
10
10.
A line that intersects two lines at two different points is called
(i)
coplanar lines
(ii)
parallel lines
(iii)
perpendicular lines
(iv)
transversal
(v)
concurrent lines
Question
11
11.
Two lines meeting at a point and making an angle of 90° at the meeting point are called
(i)
concurrent lines
(ii)
perpendicular lines
(iii)
coplanar lines
(iv)
parallel lines
(v)
intersecting lines
Question
12
12.
The following lines represent
(i)
parallel lines
(ii)
concurrent lines
(iii)
coplanar lines
(iv)
perpendicular lines
(v)
intersecting lines
Question
13
13.
The following lines represent
(i)
concurrent lines
(ii)
coplanar lines
(iii)
perpendicular lines
(iv)
parallel lines
(v)
intersecting lines
Question
14
14.
The following lines represent
(i)
coplanar lines
(ii)
intersecting lines
(iii)
perpendicular lines
(iv)
concurrent lines
(v)
parallel lines
Assignment Key
1) (i)
2) (iii)
3) (i)
4) (i)
5) (i)
6) (i)
7) (iii)
8) (v)
9) (iii)
10) (iv)
11) (ii)
12) (i)
13) (iii)
14) (ii)
