NCERT Solutions Class 6th Maths Chapter – 13 Symmetry Exercise – 13.1

NCERT Solutions Class 6th Maths Chapter – 13 Symmetry

TextbookNCERT
Class  6th
Subject Mathematics
Chapter 13th
Chapter NameSymmetry
CategoryClass 6th Mathematics 
Medium English
SourceLast Doubt

NCERT Solutions for Class 6th Maths Chapter 13 Exercise 13.1 deals with questions related to the making of symmetrical figures. Symmetry mainly adds importance to various architectural structures that we come across in our daily lives. Monuments like Tiruvannamalai temple in Tamil Nadu and Taj Mahal in Agra help us understand the concept of symmetry in a better way. Making of symmetrical figures is the main concept which is discussed under Exercise 13.1 of Chapter 13. 

NCERT Solutions Class 6th Maths Chapter – 13 Symmetry

Chapter – 13

Symmetry

Exercise – 13.1

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

Solution: The following objects can be symmetrical:
(1) Notebook
(2) Dinning table
(3) A blackboard
(4) Wall clock

Question 2. For the given figure, which one is the mirror line, l1 or l2?

Solution: In the following figure, l2 is the mirror line.
Chapter 13 Symmetry Exercise 13.1

Question 3. Identify the shapes given below. Check whether they are symmetric or not. Draw the line of symmetry as well.
Chapter 13 Symmetry Exercise 13.1
Solution:
(a) The given symmetric figure is a lock in which vertical line ‘l’ is the line of symmetry.
Chapter 13 Symmetry Exercise 13.1
(b) The given figure is a symmetrical bucket in which vertical line ‘l’ is the line of symmetry.

Chapter 13 Symmetry Exercise 13.1

(c) The given figure is not symmetrical.

Chapter 13 Symmetry Exercise 13.1

(d) The given figure is a symmetric telephone in which vertical line l is called the line of symmetry.
Chapter 13 Symmetry Exercise 13.1

(e) The given figure is symmetrical. Horizontal line l is called the line of symmetry.
Chapter 13 Symmetry Exercise 13.1

(f) The given figure is symmetrical. Vertical line l is called its line of symmetry.

Chapter 13 Symmetry Exercise 13.1

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

NCERT Solutions Class 6th Maths Chapter - 13 Symmetry Exercise - 13.1 Solution: The symmetric figure is given as follows.

Solution:

NCERT Solutions Class 6th Maths Chapter - 13 Symmetry Exercise - 13.1

Question 5. In the figure, l is the line of symmetry. Complete the diagram to make it symmetric.
Chapter 13 Symmetry Exercise 13.1
Solution: The completed figure is as follows:
Chapter 13 Symmetry Exercise 13.1
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.
Chapter 13 Symmetry Exercise 13.1
Solution: The symmetric figure is given as follows.
Chapter 13 Symmetry Exercise 13.1

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