Bilateral Symmetry

Q.

A line which divides a figure into two identical parts is known as ________ of symmetry.

1. Ray

2. Axis

3. Angle

4. Order

Q.

(a) Edward has a shining star as shown below. What is the total number of lines of symmetry in this star?

(b) How many lines of symmetry does a regular pentagon have? [2 MARKS]

Q.

Draw the reflection of given shapes taking the dotted line as mirror line :

Q.

A circle has two lines of symmetry say true or false.

1. True
2. False

Q.

Find the number of lines of symmetry for the following figure. [3 MARKS]

Q.

One day while painting on a paper, Ria discovered that the paper by folding across a line overlapped exactly with the other part. This line could be termed as

1. Line of separation

2. Line of division

3. Line of symmetry

4. All of these

Q.

After drawing all the lines of symmetry in a regular polygon having ‘n’ sides, it is divided into _____ triangles.

1. n/2

2. n

3. 2n

4. 3n

Q.

Which of the following shapes has maximum number of lines of symmetry?

1. Rectangle

2. Isosceles triangle

3. Square

4. Kite

Q.

Humans display bilateral symmetry. Which of the following organisms show a similar pattern of symmetry?

1. Starfish
2. Money Plant
3. Amoeba
4. Moth

Q.

What is the minimum number of line of symmetry does a pentagon has?

1. 3

2. None of these

3. 2

4. 4

Q. Given below is a left part of a picture and its line of symmetry.Which of the following is the complete picture?

1. 
2. 
3. 
4. None of the above

Q.

State true or false for each of the following statements:

Linear symmetry and mirror image are related to each other.

1. True
2. False

Q.

After drawing all the lines of symmetry in a regular polygon having ‘n’ sides, it is divided into _____ triangles.

1. n/2

2. n

3. 2n

4. 3n

Q.

Copy the following and draw their axis of symmetry.

Q. Diameter is the line of symmetry of a circle. (True or False)

1. True
2. False

Q.

State whether the given statement is true or false.
A shape is said to have a line of symmetry when one half of it is the mirror image of the other half.

1. True

2. False

Q.

Which one of the following has multiline symmetry?

1. Kite

2. Rectangle

3. Isosceles Triangle

4. Square

Q.

Number of lines of symmetry in a circle are

1. 10

2. 3

3. 4

4. Infinite

Q.

Line AB is a line of symmetry. True or False.

1. True

2. False

Q. Match the following shapes with the number of lines of symmetry in them.

1. 1
2. 3
3. 4

Q.

If certain figures are equally balanced in proportion, then they are ___ .

Q.

Tell whether the blue figure is a translation of the red figure.

Q.

There are some things given below which we observe in day to day life. Which of these things don’t have multi line symmetry?

1. Water drop
2. Sun (Assume it to be circular)
3. Rectangle
4. Snow flake
5. Kite
6. Arrowhead
7. Heart

1. 2, 3 and 4

2. 2 and 4

3. 2, 4and 5

4. 1, 3, 5, 6 and 7

Q. Match the following column according to number of thier line of symmetry.

1. $0$
2. $4$
3. $1$

Q. Write one digit which has two lines of symmetry.

Q.

Which of the following shapes has maximum number of lines of symmetry?

1. Rectangle

2. Isosceles triangle

3. Square

4. Kite