EduSahara™ Assignment
Name : Angle Concepts
Chapter : Lines and Angles
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
The following angle represents
(i)
zero angle
(ii)
complete angle
(iii)
right angle
(iv)
acute angle
(v)
obtuse angle
Question
2
2.
The following angle represents
(i)
right angle
(ii)
reflex angle
(iii)
acute angle
(iv)
complete angle
(v)
obtuse angle
Question
3
3.
The following angle represents
(i)
acute angle
(ii)
reflex angle
(iii)
zero angle
(iv)
right angle
(v)
obtuse angle
Question
4
4.
The following angle represents
(i)
acute angle
(ii)
straight angle
(iii)
complete angle
(iv)
zero angle
(v)
obtuse angle
Question
5
5.
The following angle represents
(i)
zero angle
(ii)
obtuse angle
(iii)
reflex angle
(iv)
complete angle
(v)
acute angle
Question
6
6.
The following angle represents
(i)
right angle
(ii)
reflex angle
(iii)
zero angle
(iv)
acute angle
(v)
straight angle
Question
7
7.
The following angle represents
(i)
complete angle
(ii)
obtuse angle
(iii)
right angle
(iv)
zero angle
(v)
reflex angle
Question
8
8.
The following angle represents
(i)
right angle
(ii)
obtuse angle
(iii)
reflex angle
(iv)
complete angle
(v)
acute angle
Question
9
9.
The following angle represents
(i)
straight angle
(ii)
complete angle
(iii)
obtuse angle
(iv)
zero angle
(v)
reflex angle
Question
10
10.
The following angle represents
(i)
complete angle
(ii)
acute angle
(iii)
zero angle
(iv)
obtuse angle
(v)
right angle
Question
11
11.
The following angle represents
(i)
acute angle
(ii)
obtuse angle
(iii)
zero angle
(iv)
right angle
(v)
straight angle
Question
12
12.
The following angle represents
(i)
zero angle
(ii)
obtuse angle
(iii)
acute angle
(iv)
complete angle
(v)
right angle
Question
13
13.
The following angle represents
(i)
zero angle
(ii)
complete angle
(iii)
acute angle
(iv)
obtuse angle
(v)
reflex angle
Question
14
14.
The following angle represents
(i)
reflex angle
(ii)
complete angle
(iii)
straight angle
(iv)
zero angle
(v)
right angle
Question
15
15.
State the angle between the two hands of the clock when the time is 11 A.M.
(i)
40°
(ii)
60°
(iii)
35°
(iv)
30°
(v)
45°
Question
16
16.
State the type of angle between the two hands of the clock when the time is 6 A.M.
(i)
complete angle
(ii)
zero angle
(iii)
straight angle
(iv)
acute angle
(v)
reflex angle
Question
17
17.
What fraction of clockwise revolution does the hour hand of a clock covers, when it goes from 11 to 3?
(i)
(
-1
3
)
(ii)
1
5
(iii)
1
3
(iv)
1
Question
18
18.
Find the number of right angles covered by the hour hand of clock when it goes from 7 to 11
(i)
2
(ii)
0
(iii)
3
(iv)
4
(v)
1
Question
19
19.
The supplementary angle of
9°
is
(i)
171°
(ii)
186°
(iii)
181°
(iv)
176°
(v)
201°
Question
20
20.
Find the supplementary angles pair in the following
(i)
69°,101°
(ii)
119°,131°
(iii)
89°,111°
(iv)
109°,121°
(v)
79°,101°
Question
21
21.
Where will the hour hand of a clock stop,
if it starts from
1
and makes
1
3
of a revolution clockwise?
(i)
5
(ii)
3
(iii)
4
(iv)
6
(v)
8
Question
22
22.
Which of the following angles form a linear pair?
(i)
(∠COD,∠DOE)
(ii)
(∠AOB,∠BOC)
(iii)
(∠BOC,∠COD)
(iv)
(∠DOE,∠EOA)
Question
23
23.
Find the value of 'c' in the following figure
(i)
89°
(ii)
74°
(iii)
79°
(iv)
84°
(v)
104°
Question
24
24.
Which of the following figures represent an angle?
(i)
fig 4
(ii)
fig 2
(iii)
fig 3
(iv)
fig 5
(v)
fig 1
Question
25
25.
The name of angle 3 in the given figure is
(i)
∠NTO
(ii)
∠MTN
(iii)
∠PTQ
(iv)
∠QTR
(v)
∠OTP
Question
26
26.
Which of the following is the largest angle in the given figure?
(i)
∠EOH
(ii)
∠EOF
(iii)
∠EOG
(iv)
∠FOG
(v)
∠FOH
Question
27
27.
The name of the given angle is
(i)
∠ST
(ii)
△SOT
(iii)
∠STO
(iv)
∠TSO
(v)
∠SOT
Question
28
28.
Identify the figure below
(i)
nonagon
(ii)
angle
(iii)
quadrilateral
(iv)
octagon
(v)
circle
Question
29
29.
The complementary angle of
38°
is
(i)
67°
(ii)
62°
(iii)
52°
(iv)
82°
(v)
57°
Question
30
30.
Find the complementary angles pair in the following
(i)
49°,61°
(ii)
69°,71°
(iii)
79°,81°
(iv)
39°,51°
(v)
29°,51°
Question
31
31.
Where will the hour hand of a clock stop, if it starts from 3 and turns through 3 right angles?
(i)
13
(ii)
14
(iii)
11
(iv)
10
(v)
12
Question
32
32.
Which of the following are adjacent angles in the below figure?
(i)
∠KOG , ∠HOI
(ii)
∠GOH , ∠HOI
(iii)
∠JOK , ∠HOI
(iv)
∠IOJ , ∠KOG
(v)
∠HOI , ∠JOK
Question
33
33.
Find the value of 'k' in the following figure
(i)
5
(ii)
(-1)
(iii)
3
(iv)
1
(v)
2
Question
34
34.
Which of the following is an acute angle?
(i)
180°
(ii)
47°
(iii)
300°
(iv)
360°
(v)
142°
Question
35
35.
Which of the following is an obtuse angle?
(i)
110°
(ii)
180°
(iii)
90°
(iv)
360°
(v)
0°
Question
36
36.
Which of the following is a right angle?
(i)
144°
(ii)
360°
(iii)
90°
(iv)
180°
(v)
344°
Question
37
37.
Which of the following is a straight angle?
(i)
103°
(ii)
90°
(iii)
180°
(iv)
0°
(v)
337°
Question
38
38.
Which of the following is a complete angle?
(i)
167°
(ii)
309°
(iii)
90°
(iv)
180°
(v)
360°
Question
39
39.
Which of the following is a zero angle?
(i)
180°
(ii)
90°
(iii)
0°
(iv)
302°
(v)
112°
Question
40
40.
Which of the following is a reflex angle?
(i)
108°
(ii)
180°
(iii)
302°
(iv)
360°
(v)
0°
Question
41
41.
Which of the following are adjacent angles in the below figure?
(i)
∠DOE , ∠EOF
(ii)
∠FOD , ∠HOI
(iii)
∠HOI , ∠EOF
(iv)
∠EOF , ∠GOH
(v)
∠GOH , ∠EOF
Question
42
42.
Find the value of a in the figure below
(i)
14
(ii)
13
(iii)
11
(iv)
12
(v)
9
Question
43
43.
Which of the given figures is correct?
(i)
III
(ii)
II
(iii)
IV
(iv)
I
Question
44
44.
Which of the given figures is wrong?
(i)
II
(ii)
I
(iii)
IV
(iv)
III
Assignment Key
1) (iv)
2) (v)
3) (iv)
4) (ii)
5) (iv)
6) (iii)
7) (v)
8) (v)
9) (iii)
10) (v)
11) (v)
12) (iv)
13) (i)
14) (i)
15) (iv)
16) (iii)
17) (iii)
18) (v)
19) (i)
20) (v)
21) (i)
22) (i)
23) (ii)
24) (iii)
25) (v)
26) (i)
27) (v)
28) (ii)
29) (iii)
30) (iv)
31) (v)
32) (ii)
33) (v)
34) (ii)
35) (i)
36) (iii)
37) (iii)
38) (v)
39) (iii)
40) (iii)
41) (i)
42) (iv)
43) (i)
44) (ii)