NCERT Solutions for Class 6 Maths Chapter 13 Symmetry Ex 13.2

Here we have given NCERT Solutions for Class 6 Maths Chapter 13 Symmetry Ex 13.2.

  • Symmetry Class 6 Ex 13.1
  • Symmetry Class 6 Ex 13.3

BoardCBSE
TextbookNCERT
ClassClass 6
SubjectMaths
ChapterChapter 13
Chapter NameSymmetry
Exercise Ex 13.2
Number of Questions Solved8
CategoryNCERT Solutions

NCERT Solutions for Class 6 Maths Chapter 13 Symmetry Ex 13.2

Ex 13.2 Class 6 Maths Question 1.
Find the number of lines of symmetry for each of the following shapes.
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 10
Solution:
Each one of the given figures are symmetrical about the dotted line(s) drawn. The number lines of symmetry are indicated against each figure:
tiwari academy class 6 maths Chapter 13 Symmetry 11
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 12

Ex 13.2 Class 6 Maths Question 2.
Copy the triangle in each of the following figures on squared paper. In each case, draw the line(s) of symmetry, if any and identify the type of triangle. (Some of you may like to trace the figures and try paper-folding first!)
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 13
Solution:
(a), (b) and (d) are isosceles triangles, (c) is a right angled isosceles triangle. Their line(s) of symmetry marked with dotted line(s) in each case as under:
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 14

Ex 13.2 Class 6 Maths Question 3.
Complete the following table :
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 15
Solution:
Complete table with rough figures duly filled is as under:
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 16
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 17

Ex 13.2 Class 6 Maths Question 4.
Can you draw a triangle which has
(a) exactly one. line of symmetry?
(b) exactly two lines of symmetry?
(c) exactly three lines of symmetry?
(d) no lines of symmetry? Sketch a rough figure in each case.
Solution:
(a) Yes, it is an isosceles triangle. Its rough sketch is as shown.
tiwari academy class 6 maths Chapter 13 Symmetry 18
(b) No.
(c) Yes, it is an equilateral triangle. Its rough sketch is as shown.
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 19
(d) Yes, it is a scalene triangle. Its rough sketch is as shown.
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 20

Ex 13.2 Class 6 Maths Question 5.
On a squared paper, sketch the following:
(a) A triangle with a horizontal line of symmetry but no vertical line of symmetry.
(b) A quadrilateral with both horizontal and vertical lines of symmetry.
(c) A quadrilateral with a horizontal line of symmetry but no vertical line of symmetry.
(d) A hexagon with exactly two lines of symmetry.
(e) A hexagon with six lines of symmetry.
Solution:
Sketches of the required figure with their line(s) of symmetry are shown as under:
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 21

Ex 13.2 Class 6 Maths Question 6.
Trace each figure and draw the lines of symmetry, if any:
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 22
Solution:
The line(s) of symmetry of the given figures are shown as dotted lines as under:
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 23
tiwari academy class 6 maths Chapter 13 Symmetry 24

Ex 13.2 Class 6 Maths Question 7.
Consider the letters of English alphabets, A to Z.
List among them the letters which have
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 25(a) vertical lines of symmetry (like A)
(b) horizontal lines of symmetry (like B)
(c) no lines of symmetry (like Q)
Solution:
The English alphabets A to Z having
(a) vertical lines of symmetry (like A) are
A, H, I, M, O, T, U, V, W, X and Y.
(b) horizontal lines of symmetry (like B) are
B, C, D, E, H, I, K, O and X.
(c) no lines of symmetry (like Q) are G, J, L, P, Q, R, S and Z.

Ex 13.2 Class 6 Maths Question 8.
Given here are figures of a few folded sheets and designs drawn about the fold. In each case, draw a rough diagram of the complete figure that would be seen when the design is cut off.
NCERT Solutions for Class 6 Maths Chapter 13 Symmetry 26Solution:
The rough diagram of the complete figure that would be seen when the design is cut off is as under:
tiwari academy class 6 maths Chapter 13 Symmetry 27

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