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Question

(a) Investigate and find out the order of rotational symmetry of the below figure.



(b) How many lines of symmetry does a parallelogram have?
[3 MARKS]

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Solution

(a) Answer: 1 Mark
Diagram: 1 Mark
(b) Answer: 1 Mark


(a) For every 90 degrees of rotation, the figure looks the same.



Therefore the figure has an order of rotational symmetry of 4.


(b) A parallelogram has no line of symmetry.


Number of lines = 0


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