Class 4 Maths Chapter 11 Fun with Symmetry – Revision Notes

Quick revision notes for Class 4 Maths Chapter 11 (Fun with Symmetry). Ideal for a fast recap before exams.

What Is Symmetry?

• A shape is symmetric if it can be divided into two identical mirror-image halves by a line.

Line of Symmetry

• The line along which a shape is divided into matching halves.
• Some shapes have one line of symmetry, some have several, and some have none.

Examples

• Square: 4 lines of symmetry. Circle: many lines of symmetry. Rectangle (non-square): 2 lines of symmetry.

One-Line Summary

Symmetry describes shapes that can be split into identical mirror-image halves along one or more lines of symmetry.

Written by Satish

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