Symmetry
Chapter 13
Exercise 13.1
EX 13.1 QUESTION 1.
List any four symmetrical objects from your home or school.
Solution:
The four symmetrical objects are
- Notebook
- Blackboard
- Tabletop
- Inkpot
EX 13.1 QUESTION 2.
EX 13.1 QUESTION 3.
Identify the shapes given below. Check whether they are symmetric or not. Draw the line of symmetry as well.
Solution:
(a)Symmetric
(b) Symmetric
(c) Not symmetric
(d) Symmetric
(e) Symmetric
(f) Symmetric
EX 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.
Solution:
EX 13.1 QUESTION 5.
In the figure, l is the line of symmetry. Complete the diagram to make it symmetric.
EX 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.