Mathematics for IGCSE & O level - Symmetry (Section 3 - No. 8)
In the context of symmetry, what does the term 'order' refer to?
The number of lines of symmetry.
The size of the shape.
The number of times a shape fits onto itself during a full rotation.
The length of the sides.
설명
The order of rotational symmetry indicates the number of times a shape fits onto itself within a full rotation.