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Byju's Answer
Standard VII
Mathematics
Line Symmetry
I. Complete t...
Question
I. Complete the following table:
Alphabet/Letters Line of Symmetry No of Lines of symmetry Rotational symmetry Order of rotational symmetry
i. Z - No - 0 - Yes - 2
ii. H - ----- - ------ - -------- - ------
iii. E - ------ - ------ - -------- - ------
iv. I - ------- - ------ - -------- - -------
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Solution
1
Z
-
No
-
0
-
Yes
-
2
2
H
-
Yes
-
2
-
Yes
-
2
It
has
two
line
of
symmetry
.
as
it
can
be
cut
horizontally
as
well
as
vertically
.
To
give
two
same
figure
.
It
can
be
rotate
180
°
clockwise
and
also
180
°
anticlockwise
to
provide
exact
alphqabet
.
So
it
has
two
rotational
symmetry
.
3
E
-
Yes
-
1
-
Yes
-
1
It
has
one
line
of
symmetry
.
as
it
can
be
cut
horizontally
.
it
can
be
rotate
360
°
to
get
exact
alphabet
.
so
,
it
has
one
rotational
symmetry
.
4
I
-
Yes
-
2
-
Yes
-
2
It
has
two
line
of
symmetry
.
as
it
can
be
cut
horizontally
as
well
as
vertically
.
To
give
two
same
figure
.
It
can
be
rotate
180
°
clockwise
and
also
180
°
anticlockwise
to
provide
exact
alphqabet
.
So
it
has
two
rotational
symmetry
.
Suggest Corrections
1
Similar questions
Q.
Some english alphabets have fascinating symmetrical structures. From the following table, find the number of alphabets which have both the lines symmetry and rotational symmetry more than 1
Alphabets
Line symmetry
Number of lines symmetry
Rotational symmetry
Order of rotational symmetry
Z
No
0
Yes
2
S
No
0
Yes
2
H
Yes
2
Yes
2
O
Yes
2
Yes
2
I
Yes
2
Yes
2
N
No
0
Yes
2
C
Yes
1
No
1
Q.
Give an example of a letter of the English alphabet which has (i) no line of symmetry and (ii) rotational symmetry of order 2.
Q.
Write three letters of the English alphabet which have two lines of symmetry and rotational symmetry of order 2.