EduSahara™ Worksheet

Question 1

1.

Which of the following are line(s) of symmetry for the given trapezium?

(i)

e
(ii)

g
(iii)

{ e, f, g, h }
(iv)

none
(v)

f

Question 2

2.

Which of the following English alphabet letters have infinite lines of symmetry?

(i)

A
(ii)

H
(iii)

O
(iv)

X
(v)

B

Question 3

3.

Which of the following are true?

a)	An obtuse angled triangle has zero lines of symmetry.
b)	Axis of symmetry of a figure need not intersect with the figure at any point.
c)	For every point on the figure on one side of the axis of symmetry, there is a corresponding point on the other side.
d)	Line of symmetry is perpendicular to axis of symmetry.
e)	A figure can have multiple axes of symmetry.
f)	A figure can be broken into two congruent shapes about its axis of symmetry.
g)	A line segment has one line of symmetry.
h)	Line of symmetry and axis of symmetry are same.

(i)

{d,g,f}
(ii)

{b,e}
(iii)

{a,c}
(iv)

{a,h,c}
(v)

{c,e,f,h}

Question 4

4.

Which of the following are line(s) of symmetry for the given parallelogram?

(i)

{ e, f, g, h }
(ii)

{ e, g }
(iii)

e
(iv)

h
(v)

none

Question 5

5.

Which of the following are true?

a)	Lines of symmetry of a regular polygon are nothing but the diagonals of a regular polygon.
b)	Line of symmetry divides the polygon into two identical shapes.
c)	A regular polygon of n sides will have n lines of symmetry.
d)	If a triangle has two lines of symmetry, then it is a regular polygon.
e)	If a quadrilateral has four lines of symmetry, then it is a regular polygon.
f)	An n-sided regular polygon has n/2 lines of symmetry if n is even.
g)	If a polygon is not regular, it will have less number of axes of symmetry than the number of sides.

(i)

{f,a,e}
(ii)

{a,b}
(iii)

{d,g,b}
(iv)

{b,c,e,g}
(v)

{d,c}

Question 6

6.

Identify the line(s) of symmetry in the following figure

(i)

r
(ii)

p
(iii)

none
(iv)

q
(v)

{ p, q, r }

Question 7

7.

Identify the line(s) of symmetry in the following figure

(i)

p
(ii)

r
(iii)

q
(iv)

none
(v)

{ p, q, r }

Question 8

8.

Which of the following are line(s) of symmetry for the given isosceles trapezium?

(i)

{ e, g }
(ii)

h
(iii)

e
(iv)

{ e, f, g, h }
(v)

g

Question 9

9.

Given figure has how many lines of symmetry?

(i)

8
(ii)

5
(iii)

7
(iv)

6
(v)

4

Question 10

10.

Which of the following English alphabet letters have two lines of symmetry?

(i)

N
(ii)

U
(iii)

X
(iv)

R
(v)

D

Question 11

11.

Which of the following are line(s) of symmetry for the given rectangle?

(i)

{ e, f, g, h }
(ii)

{ e, g }
(iii)

{ f, h }
(iv)

e
(v)

g

Question 12

12.

The English alphabet letter 'O' has how many lines of symmetry?

(i)

infinite
(ii)

one
(iii)

zero
(iv)

three
(v)

two

Question 13

13.

Given figure has how many lines of symmetry?

(i)

2
(ii)

6
(iii)

5
(iv)

4
(v)

7

Question 14

14.

Identify the line(s) of symmetry in the following figure

(i)

r
(ii)

{ p, q, r }
(iii)

none
(iv)

p
(v)

q

Question 15

15.

Which of the following are line(s) of symmetry for the given rhombus?

(i)

f
(ii)

g
(iii)

h
(iv)

{ f, h }
(v)

{ e, f, g, h }

Question 16

16.

Identify the line(s) of symmetry in the following figure

(i)

{ p, q, r }
(ii)

r
(iii)

p
(iv)

none
(v)

q

Question 17

17.

Which of the following figures have infinite lines of symmetry?

a)	sector of a circle
b)	n-sided polygon where n is very large
c)	line segment
d)	semicircle
e)	circle

(i)

{e}
(ii)

{a,e}
(iii)

{b,e}
(iv)

{c,d,e}

Question 18

18.

Identify the line(s) of symmetry in the following figure

(i)

r
(ii)

q
(iii)

p
(iv)

{ p, q, r }
(v)

none

Question 19

19.

The English alphabet letter 'Q' has how many lines of symmetry?

(i)

three
(ii)

one
(iii)

zero
(iv)

two
(v)

infinite

Question 20

20.

Which of the following English alphabet letters have zero lines of symmetry?

(i)

H
(ii)

A
(iii)

J
(iv)

I
(v)

M

Question 21

21.

Identify the line(s) of symmetry in the following figure

(i)

p
(ii)

none
(iii)

q
(iv)

r
(v)

{ p, q, r }

Question 22

22.

Identify the line(s) of symmetry in the following figure

(i)

q
(ii)

r
(iii)

{ p, q, r }
(iv)

none
(v)

p

Question 23

23.

The English alphabet letter 'C' has how many lines of symmetry?

(i)

three
(ii)

one
(iii)

two
(iv)

zero
(v)

infinite

Question 24

24.

Which of the following are line(s) of symmetry for the given square?

(i)

g
(ii)

f
(iii)

{ f, h }
(iv)

{ e, f, g, h }
(v)

h

Question 25

25.

Which of the following figures have two lines of symmetry?

a)	isosceles trapezium
b)	scalene triangle
c)	line segment
d)	angle with equal arms
e)	isosceles triangle
f)	rectangle
g)	kite
h)	square

(i)

{d,e,c}
(ii)

{b,f}
(iii)

{a,c}
(iv)

{g,f,c}
(v)

{c,f}

Assignment Key