**Chapter 13 Symmetry**

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**Ex 13.1 Class 6 Maths **

**Question 1.
List any four symmetrical objects from your home or school.**

Solution:

The following objects can be symmetrical:

(a) Notebook

(b) Dinning table

(c) A blackboard

(d) Wall clock

(e) A pair of scissors

Solution:

The following objects can be symmetrical:

(a) Notebook

(b) Dinning table

(c) A blackboard

(d) Wall clock

(e) A pair of scissors

**Ex 13.1 Class 6 Maths **

**Question 2.
For the given figure, which one is the mirror line, l ^{1} or l^{2}?**

Solution:

In the following figure, l

Solution:

In the following figure, l

^{2}is the mirror line.** **

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**Ex 13.1 Class 6 Maths **

**Question 3.
Identify the shapes given below. Check whether they are symmetrical or not.
Draw the line of symmetry as well.**

Solution:

(a) The given symmetric figure is a lock in which vertical line ‘l’ is the line of symmetry.

(b) The given figure is a symmetrical bucket in which vertical line ‘l’ is the line of symmetry.

Solution:

(a) The given symmetric figure is a lock in which vertical line ‘l’ is the line of symmetry.

(b) The given figure is a symmetrical bucket in which vertical line ‘l’ is the line of symmetry.

**(c) The given figure is not symmetrical.
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**(d) The given figure is a symmetric telephone in which
vertical line l is called the line of symmetry.
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**(e) The given figure is symmetrical. Horizontal line l is
called the line of symmetry.
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**(f) The given figure is symmetrical. Vertical line l is
called its line of symmetry.
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**Ex 13.1 Class 6 Maths **

**Question 4.
Copy the following on a squared paper. A square paper is what you would have
used in your arithmetic notebook is earlier classes. Then complete them such
that the dotted line is the line of symmetry.**

**Solution:
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**Ex 13.1 Class 6 Maths **

**Question 5.
In the figure, l is the line of symmetry. Complete the diagram to make it
symmetric.**

Solution:

The completed figure is as follows:

Solution:

The completed figure is as follows:

**Ex 13.1 Class 6 Maths **

**Question 6.**

In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram so that it becomes symmetric.

Solution:

The symmetric figure is given as follows.

In the figure, l is the line of symmetry. Draw the image of the triangle and complete the diagram so that it becomes symmetric.

Solution:

The symmetric figure is given as follows.

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