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Symmetry 3rd Grade

Georgia Standards of Excellence (GSE): 3.GSR.3
Identify lines of symmetry in polygons.

3rd Grade Math - Symmetry Lesson

A figure has line symmetry if a line can divide the figure
such that each half is a mirror image of the other.

The line is referred to as a line of symmetry.

Example:

The F and the R do not have line symmetry.
The A and the M both have line symmetry.

Example:

The M, the A, and the T each have 1 line of symmetry.
The H has 2 lines of symmetry.

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