Symmetry

Summary

there are two types of symmetry: line symmetry, which involves reflection, and rotational symmetry, which involves rotation.

the total order of symmetry of a shape is the sum of the number of lines or axes of symmetry and the order of rotational symmetry of the figure.

 

Key Skills

  • draw the axes of symmetry of a shape
  • calculate the order of rotational symmetry of a shape and total order of symmetry of a shape

Vocabulary

symmetryaxis of symmetry, order of rotational symmetry.