Punjab State Board PSEB 6th Class Maths Book Solutions Chapter 13 Symmetry Ex 13.1 Textbook Exercise Questions and Answers.
PSEB Solutions for Class 6 Maths Chapter 13 Symmetry Ex 13.1
1. Classify the figure as symmetrical or non-symmetrical. Also draw the line/ lines of symmetry (if any).
Solution:
2. Which Capital letter of English alphabet have:
Question (i)
No line of symmetry.
Solution:
Capital letters of English alphabet having no line of symmetry.
F, G, J, L, N, P, Q, R, S, Z.
Question (ii)
1 line of symmetry.
Solution:
Capital letters of English alphabet having 1 line of symmetry.
A, B, C, D, E, K, M, T, U, V, W, Y.
Question (iii)
2 lines of symmetry.
Solution:
2 lines of symmetry.
O, X, H, I.
3. Find file numbers of line/lines of symmetry for the following:
Solution:
4. Draw the line (s) of symmetry the following figures:
Question (a)
Rhombus
Solution:
Rhombus: A rhombus has two lines of symmetry.
Question (b)
Scalene Triangle
Solution:
Scalene Triangle: A scalene triangle has no line of symmetry.
Question (c)
Parallelogram
Solution:
Parallelogram: A parallelogram has no line of symmetry.
Question (d)
Rectangle
Solution:
Rectangle: A rectangle has two lines of symmetry.
Question (e)
Square
Solution:
Square: A square has four lines of symmetry.
Question (f)
Regular Pentagon.
Solution:
Regular Pentagon. A regular pentagon has five lines of symmetry.
5. Complete each of the figure using both lines of symmetry:
Solution:
6. Draw a triangle which has:
Question (i)
No line of symmetry
Solution:
No line of symmetry: Scalene triangle has no line of symmetry.
Question (ii)
Exactly one line of symmetry
Solution:
Exactly one line of symmetry: Isosceles triangle has exactly one line of symmetry.
Question (iii)
Exactly three lines of symmetry.
Solution:
Exactly three lines of symmetry. Equilateral triangle has exactly three lines of symmetry.
7. List any three symmetrical objects from your day-to-day life.
Solution:
Glass, Lock Pencil are three symmetrical objects.