Exercise 15.3
1. Which of the following figures have rotational symmetry of order more than 1?
(i)
Solution:
(ii)
Solution:
(iii)
Solution:
(iv)
Solution:
(v)
Solution:
2. Give the order of rotational symmetry for each figure.
(i)
Solution:
(ii)
Solution:
(iii)
Solution:
(iv)
Solution:
(v)
Solution:
(vi)
Solution:
(vii)
Solution:
(viii)
Solution:
3 Draw each of the shapes given below and fill in the blanks.
| Shape | Centre of Rotation | Angle of Rotation | Order of Rotation |
|---|---|---|---|
| Square | |||
| Rectangle | |||
| Rhombus | |||
| Equilateral Triangle | |||
| Regular Hexagon | |||
| Circle | |||
| Semi-circle |