EASY
7th CBSE
IMPORTANT
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A right angled triangle has one line of symmetry. What type of triangle is it on the basis of sides?

Important Questions on Symmetry

EASY
7th CBSE
IMPORTANT
Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 20

The area of a square is 144 sq cm. If the area of its image along the horizontal mirror is x cm2, find x.

EASY
7th CBSE
IMPORTANT
Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 21
A figure has an angle of rotation of 30° degree. What will be the order of rotation?
EASY
7th CBSE
IMPORTANT
Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 22
In triangle PQR, PQ=7 cm, QR=8 cm, RP=11 cm. Find the number of lines of symmetry that can be drawn in this triangle.
EASY
7th CBSE
IMPORTANT
Mental Maths 7>Chapter 14 - Symmetry>Question Bank>Q 23
A plane figure has an angle of rotation =19 degree. Name the figure.
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 25
An isosceles triangle has only one line of symmetry. What is the order of rotation?
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?