CBSE NCERT Solutions for Class 7 Chapter 14

NCERT Solutions involve detailed solutions of all NCERT textbook questions. Chapter-wise, thorough solutions to the questions of the NCERT textbooks are provided with the aim of helping students compare their answers. Get Chapter-wise NCERT Class 7 solutions to help students boost exam preparations and clear doubts.

CBSE NCERT Solutions for Class 7 Maths Chapter 14:

Question-1:

Give three examples of shapes with no line of symmetry.

Solution:

The three examples are: (i) Quadrilateral
(ii) Scalene triangle
(iii) Parallelogram

Question-2:

What other name can give to the line of symmetry of:
(a) An isosceles triangle?
(b) A circle

Solution:

(a) The line of symmetry of an isosceles triangle is median or altitude.
(b) The line of symmetry of a circle is diameter.

Question-3:

Name any two figures that have both line symmetry and rotational symmetry.

Solution:

Circle and square have both line symmetry and rotational symmetry.

Question-4:

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

Solution:

Yes , because every line through the centre forms a line of symmetry and it has rotational symmetry around the centre for every angle.