# Symmetry exercise 12.3 solutions class 7 NCERT

NCERT class 7 mathematics chapter 12 Symmetry Exercise 12.3 solutions are given.

You should practice all problems and solutions are given in the textbook.

Observe the given solutions and try them in your own method.

You can see.

Mathematics for class 7

Symmetry

## Maths class 7 Symmetry exercise 12.3 solutions NCERT

CBSE class 7 maths

Chapter 12

Symmetry

Exercise 12.3

**7th class maths book solutions chapter 12 exercise 12.3 problem 1 NCERT **

Name of two figures that have both line symmetry and rational symmetry.

**7th class maths book NCERT solutions chapter 12 exercise 12.3 problem 2 i**

Draw wherever possible, a rough sketch of

i. a triangle with both line and rotational symmetry of order more than 1.

F

**7th class maths book NCERT solutions chapter 12 exercise 12.3 problem 2 ii**

A triangle with only one line symmetry and no rotational symmetry of order more than 1.

F

**7th class maths book NCERT solutions chapter 12 exercise 12.3 problem 2 iii.**

A quadrilateral with a rotational symmetry of order more than 1 and but not a line symmetry.

**7th class maths book NCERT solutions chapter 12 exercise 12.3 problem 2 iv.**

A quadrilateral with line symmetry but not rotational symmetry of order more than 1.

F

**7th class maths book NCERT solutions chapter 12 exercise 12.3 problem 1**

If a figure has two or more lines of symmetry should it have rotational symmetry of order more than 1.

**class 7th solutions chapter 12 exercise 12.3 problem 4 Symmetry **

### Solutions for exercise 12.3 Symmetry class 7 NCERT

**class 7th solutions chapter 12 exercise 12.3 problem 5 Symmetry **

Name the quadrilaterals which have both line and rotational symmetry of order more than one.

**class 7th solutions chapter 12 exercise 12.3 problem 6 Symmetry **

After rotating by 60 degrees about a centre a figure looks exactly the same as its original position. At what other angles will this happen for the figure?

F

**class 7th solutions chapter 12 exercise 12.3 problem 7 Symmetry **

Can we have a rotational symmetry of order more than 1 whose angle of rotation is

i. 45°. ii. 17°

**F**

**class 7th solutions chapter 12 exercise 12.3 Symmetry **

Note :Observe the solutions and try them in your own method.