# Collins Maths Solutions Class 7 Chapter 15

## Collins Maths Solutions Class 7 Chapter 15 Symmetry

Welcome to NCTB Solution. Here with this post we are going to help 7th class students for the Solutions of Collins Maths Class 7 Mathematics, Chapter 15, Symmetry. Here students can easily find chapter 7 solutions with exercise wise explanation. Students will find proper solutions for Exercise 15.1 and 15.2 Our teacher’s solved every problem with easily understandable methods so that every students can understand easily. Here in this post all the solutions are based on ICSE latest Syllabus.

Symmetry Exercise 15.1 Solution :

Question no – (1)

Solutions :

(a) A square has 4 sides and 4 lines of symmetry.

(b) A regular nonagon has 9 lines of symmetry.

(c) A regular polygon with 12 sides will have 12 lines of symmetry.

Question no – (2)

Solutions :

(a) The number of sides 8

(b) The number of lines of symmetry is 8.

(c) The name of the regular polygon is octagon.

Question no –  (3)

Solutions :

Figure – (a) – 2 line symmetry.

Figure – (b) – 6 line symmetry.

Figure – (c) – 2 line symmetry.

Figure – (d) – 3 line symmetry.

Figure – (e) – 6 line symmetry.

Figure – (f) – 2 line symmetry.

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Updated: June 15, 2023 — 10:21 am