(a) The given figure has its rotational symmetry as 2.
(b) The given figure has its rotational symmetry as 2.
(c) The given figure has its rotational symmetry as 3.
(d) The given figure has its rotational symmetry as 4.
(e) The given figure has its rotational symmetry as 4.
(f) The given figure has its rotational symmetry as 5.
(g) The given figure has its rotational symmetry as 6.
(h) The given figure has its rotational symmetry as 3.
An object is said to have an n-fold rotational symmetry if the object, rotated by an angle of \( \frac{2\pi}{n} \), is identical to the original.
Which one of the following objects exhibits 4-fold rotational symmetry about an axis perpendicular to the plane of the screen?