EduSahara™ Worksheet

EduSahara™ Worksheet

Name : Chapter Based Worksheet

Chapter : Lines and Angles

Grade : CBSE Grade VII

License : Non Commercial Use

Question 1

1.

Which of the following is a straight angle?

(i)

60°
(ii)

128°
(iii)

90°
(iv)

0°
(v)

180°

Question 2

2.

Which of the given figures is wrong?

(i)

I
(ii)

II
(iii)

IV
(iv)

III

Question 3

3.

Which of the following figures represent an angle?

(i)

fig 3
(ii)

fig 2
(iii)

fig 4
(iv)

fig 5
(v)

fig 1

Question 4

4.

In the given figure, i , j , k , l , m , n are lines in a plane. By looking at the figure, which of the following are true?

a)	i is the transversal of k & m
b)	l is the transversal of i & j
c)	n is the transversal of k & i
d)	i ∥ j
e)	i ∥ l
f)	m is the transversal of k & l

(i)

{a,b}
(ii)

{a,e,d}
(iii)

{e,c}
(iv)

{b,c,d,f}
(v)

{a,f,b}

Question 5

5.

Find the exterior alternate angles in the given figure

(i)

∠1 , ∠2 ; ∠2 , ∠4 ; ∠4 , ∠3 ; ∠3 , ∠1 ; ∠5 , ∠6 ; ∠6 , ∠8 ; ∠8 , ∠7 ; ∠7 , ∠5
(ii)

∠3 , ∠4 , ∠5 , ∠6
(iii)

∠1 , ∠4 ; ∠2 , ∠3 ; ∠5 , ∠8 ; ∠6 , ∠7
(iv)

∠1 , ∠8 ; ∠2 , ∠7
(v)

∠1 , ∠2 , ∠7 , ∠8

Question 6

6.

Points lying on the same line are called

(i)

non-linear points
(ii)

semi-linear points
(iii)

collinear points
(iv)

concurrent points
(v)

linear points

Question 7

7.

Which of the following figures represent a line?

(i)

fig 3
(ii)

fig 2
(iii)

fig 1

Question 8

8.

Find the exterior angles in the given figure

(i)

∠1 , ∠4 ; ∠2 , ∠3 ; ∠5 , ∠8 ; ∠6 , ∠7
(ii)

∠1 , ∠2 , ∠7 , ∠8
(iii)

∠1 , ∠2 ; ∠2 , ∠4 ; ∠4 , ∠3 ; ∠3 , ∠1 ; ∠5 , ∠6 ; ∠6 , ∠8 ; ∠8 , ∠7 ; ∠7 , ∠5
(iv)

∠1 , ∠8 ; ∠2 , ∠7
(v)

∠3 , ∠4 , ∠5 , ∠6

Question 9

9.

Which of the following figures represent a ray?

(i)

fig 2
(ii)

fig 3
(iii)

fig 1

Question 10

10.

Which of the following is a complete angle?

(i)

90°
(ii)

180°
(iii)

0°
(iv)

360°
(v)

197°

Question 11

11.

Which of the following is an acute angle?

(i)

180°
(ii)

90°
(iii)

42°
(iv)

139°
(v)

0°

Question 12

12.

In the given figure l ∥ m. Find the value of 'r'

(i)

14
(ii)

10
(iii)

11
(iv)

8
(v)

12

Question 13

13.

The following angle represents

(i)

acute angle
(ii)

right angle
(iii)

obtuse angle
(iv)

straight angle
(v)

reflex angle

Question 14

14.

Which of the following figures represent a line segment?

(i)

fig 1
(ii)

fig 3
(iii)

fig 2

Question 15

15.

Which of the following are adjacent angles in the below figure?

(i)

∠POQ , ∠QOR
(ii)

∠ROS , ∠TOP
(iii)

∠QOR , ∠SOT
(iv)

∠TOP , ∠QOR
(v)

∠SOT , ∠QOR

Question 16

16.

The name of angle 3 in the given figure is

(i)

∠MOH
(ii)

∠JOK
(iii)

∠IOJ
(iv)

∠KOL
(v)

∠LOM

Question 17

17.

A line that intersects two lines at two different points is called

(i)

transversal
(ii)

coplanar lines
(iii)

concurrent lines
(iv)

parallel lines
(v)

perpendicular lines

Question 18

18.

Identify the figure below

(i)

line
(ii)

circle
(iii)

heptagon
(iv)

quadrilateral
(v)

octagon

Question 19

19.

Identify the figure below

(i)

nonagon
(ii)

decagon
(iii)

heptagon
(iv)

angle
(v)

triangle

Question 20

20.

Find the value of 'f' in the following figure

(i)

6
(ii)

0
(iii)

3
(iv)

2
(v)

4

Question 21

21.

The following angle represents

(i)

straight angle
(ii)

acute angle
(iii)

reflex angle
(iv)

zero angle
(v)

complete angle

Question 22

22.

Two lines meeting at a point and making an angle of 90° at the meeting point are called

(i)

concurrent lines
(ii)

intersecting lines
(iii)

coplanar lines
(iv)

perpendicular lines
(v)

parallel lines

Question 23

23.

Which of the following angles form a linear pair?

(i)

(∠COD,∠DOE)
(ii)

(∠EOF,∠FOA)
(iii)

(∠DOE,∠EOF)
(iv)

(∠BOC,∠COD)
(v)

(∠AOB,∠BOC)

Question 24

24.

Which of the following is the largest angle in the given figure?

(i)

∠FOH
(ii)

∠EOH
(iii)

∠EOG
(iv)

∠FOG
(v)

∠EOF

Question 25

25.

The following angle represents

(i)

zero angle
(ii)

straight angle
(iii)

right angle
(iv)

complete angle
(v)

obtuse angle

Assignment Key