Can we have a rotational symmetry of order more than 1 whose angle of rotation is 45°?
[2 marks]

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Solution

If the angle of rotation of a figure is a factor of 360º, then it will have a rotational symmetry of order more than 1.

45º is a factor of 360º.
Therefore, the figure having its angle of rotation as 45º will have its rotational symmetry of order more than 1.
[2 marks]

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