Mental Maths 7>Chapter 14 - Symmetry>Question Bank

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Simple step-by-step solutions to Question Bank questions of Symmetry from Mental Maths 7. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from Question Bank with Hints & Solutions

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 19

A right angled triangle has one line of symmetry. What type of triangle is it on the basis of sides?

MEDIUM

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 24

What is the centre of rotation for a square and rectangle?

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 26

What is the centre of rotation for a circle?

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 27

What is the centre of rotation for a semi-circular disc?

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 29

In an isosceles triangle $P Q R, P Q = P R$ then, its axis of symmetry $P T$ is also its

$a$ . Angle bisector
$b$ . Perpendicular bisector
$c$ . Median
$d$ . Altitude

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 32

Which quadrilateral has line symmetry but the order of rotational symmetry is only of order $1$ ?

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 34

Find the number of lines of symmetry in the given figure. [Write in words]

Question Image

EASY

7th CBSE

IMPORTANT

Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 35

How many lines of symmetry are there in a regular polygon with $n$ sides?