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Question
Give the order of rotational symmetry for the following figures.
(a)
(b)
(a)
(b)
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Solution
In a complete turn of 360°, figure (a) looks the same 4 times. So, its order of rotational symmetry is 4.
In a complete turn of 360°, figure (b) looks the same 6 times. So, its order of rotational symmetry is 6.
In a complete turn of 360°, figure (a) looks the same 4 times. So, its order of rotational symmetry is 4.
In a complete turn of 360°, figure (b) looks the same 6 times. So, its order of rotational symmetry is 6.
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