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)
    circle
  • (iii)
    triangle
  • (iv)
    hexagon
  • (v)
    angle
Question 2
2.
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
    •  
    • r
    • s
    •  
    • and
    •  
    • s
    • t
    •  
    • , then
    •  
    • r
    • t
c)
If two lines are parallel to the same line, then they are parallel to each other
d)
    • If
    •  
    • r
    • s
    •  
    • and
    •  
    • s
    • t
    •  
    • , then
    •  
    • r
    • t
e)
    • If
    •  
    • r
    • s
    •  
    • and
    •  
    • r
    • t
    •  
    • , then
    •  
    • s
    • t
  • (i)
    {a,b}
  • (ii)
    {d,c,b}
  • (iii)
    {d,c}
  • (iv)
    {e,a,b}
  • (v)
    {b,c}
Question 3
3.
In the given figure, u , v , w , x , y , z  are lines in a plane. By looking at the figure, which of the following are true?
a)
    • u
    • x
b)
    • u
    • is the transversal of
    • w
    • &
    • y
c)
    • u
    • v
d)
    • z
    • is the transversal of
    • w
    • &
    • u
e)
    • y
    • is the transversal of
    • w
    • &
    • x
f)
    • x
    • is the transversal of
    • u
    • &
    • v
  • (i)
    {a,f,c}
  • (ii)
    {a,b,e}
  • (iii)
    {b,d}
  • (iv)
    {c,d,e,f}
  • (v)
    {a,c}
Question 4
4.
Which of the following are true with respect to lines  n , o , p , q  where  n ∥ o , o ⟂ p , p ⟂ q?
a)
    • n
    • q
b)
    • o
    • q
c)
    • n
    • p
d)
    • p
    • q
e)
    • n
    • q
  • (i)
    {a,b}
  • (ii)
    {d,b}
  • (iii)
    {c,a}
  • (iv)
    {d,b,a}
  • (v)
    {e,c,a}
Question 5
5.
Which of the following points are collinear?
a)
    • K
    • ,
    • L
    • ,
    • I
b)
    • H
    • ,
    • L
    • ,
    • J
c)
    • I
    • ,
    • L
    • ,
    • J
d)
    • L
    • ,
    • K
    • ,
    • J
e)
    • J
    • ,
    • L
    • ,
    • K
  • (i)
    {c,a}
  • (ii)
    {e,c,a}
  • (iii)
    {d,b,a}
  • (iv)
    {d,b}
  • (v)
    {a,b}
Question 6
6.
    • Points lying on the same line are called
  • (i)
    collinear points
  • (ii)
    semi-linear points
  • (iii)
    concurrent points
  • (iv)
    linear points
  • (v)
    non-linear points
Question 7
7.
Multiple lines drawn on a plane are called
  • (i)
    intersecting lines
  • (ii)
    perpendicular lines
  • (iii)
    coplanar lines
  • (iv)
    concurrent lines
  • (v)
    parallel lines
Question 8
8.
Multiple lines which do not meet each other are called
  • (i)
    perpendicular lines
  • (ii)
    concurrent lines
  • (iii)
    parallel lines
  • (iv)
    coplanar lines
  • (v)
    intersecting lines
Question 9
9.
Multiple lines which pass through the same point are called
  • (i)
    coplanar lines
  • (ii)
    concurrent lines
  • (iii)
    intersecting lines
  • (iv)
    parallel lines
  • (v)
    perpendicular lines
Question 10
10.
A line that intersects two lines at two different points is called
  • (i)
    transversal
  • (ii)
    perpendicular lines
  • (iii)
    parallel lines
  • (iv)
    concurrent lines
  • (v)
    coplanar lines
Question 11
11.
Two lines meeting at a point and making an angle of 90° at the meeting point are called
  • (i)
    perpendicular lines
  • (ii)
    intersecting lines
  • (iii)
    coplanar lines
  • (iv)
    concurrent lines
  • (v)
    parallel lines
Question 12
12.
The following lines represent
  • (i)
    concurrent lines
  • (ii)
    perpendicular lines
  • (iii)
    parallel lines
  • (iv)
    intersecting lines
  • (v)
    coplanar lines
Question 13
13.
The following lines represent
  • (i)
    intersecting lines
  • (ii)
    perpendicular lines
  • (iii)
    coplanar lines
  • (iv)
    concurrent lines
  • (v)
    parallel lines
Question 14
14.
The following lines represent
  • (i)
    concurrent lines
  • (ii)
    perpendicular lines
  • (iii)
    intersecting lines
  • (iv)
    coplanar lines
  • (v)
    parallel lines
    Assignment Key

  •  1) (i)
  •  2) (v)
  •  3) (iv)
  •  4) (i)
  •  5) (v)
  •  6) (i)
  •  7) (iii)
  •  8) (iii)
  •  9) (ii)
  •  10) (i)
  •  11) (i)
  •  12) (iii)
  •  13) (ii)
  •  14) (iii)