4.1.2

LinesAngles2

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Symmetry and Rotation

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Line of symmetry

  • A line of symmetry of a polygon (shape) is a line which divides the shapes into two halves which are mirror images of each other.
Illustrative background for Order of rotationIllustrative background for Order of rotation ?? "content

Order of rotation

  • The order of rotational symmetry of a polygon (shape) is the number of times you can rotate it and have it look exactly the same.
  • This rectangle has an order of rotation of 2.

Jump to other topics

1Number

1.1Place Value

1.2Factors & Multiples

1.3Operations

1.4Fractions, Decimals & Percentages

1.5Growth & Decay

1.6Measurements & Units

1.7Accuracy

2Algebra

3Ratio, Proportion & Rates of Change

4Geometry & Measures

5Probability

6Statistics

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