Lines of Symmetry for 4th Grade

This lesson covers lines of symmetry for fourth-grade math. Use the examples and practice below to build confidence and skill.

DETAILED EXPLANATION

A line of symmetry divides a shape so that one half is the mirror image of the other. A square has 4 lines of symmetry; a rectangle has 2.

WORKED EXAMPLES WITH STEP BY STEP SOLUTIONS

Example 1

How many lines of symmetry does a square have?

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Solutions:

Step 1: Apply the concept from the lesson above.

Step 2: Carry out the operation or reasoning.

Answer: A square has 4 lines of symmetry.

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