Question
(i) How many of the given alphabets have rotational symmetry:
Z, H, E, N, C
(ii) Give the order of the rotational symmetry of each figure.
[3 MARKS]
Z, H, E, N, C
(ii) Give the order of the rotational symmetry of each figure.
[3 MARKS]
Answer:
:
(i) Correct answer: 1 Mark
(ii) Correct answer: 2 Marks
(i) Z, H, N have rotational symmetry.
If the given alphabets are rotated about a line passing through their centres, it resembles the same alphabet.
(ii)
(a)
Original Figure
Rotational figures
Order of rotational symmetry
2
(b)
Original Figure
Rotational figure
Order of rotational symmetry
2
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:
(i) Correct answer: 1 Mark
(ii) Correct answer: 2 Marks
(i) Z, H, N have rotational symmetry.
If the given alphabets are rotated about a line passing through their centres, it resembles the same alphabet.
(ii)
(a)
Original Figure
Rotational figures
Order of rotational symmetry
2
(b)
Original Figure
Rotational figure
Order of rotational symmetry
2
Was this answer helpful ?
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