The order of rotational symmetry of the letter ‘z’ is _________

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The order of rotational symmetry of the letter ‘z’ is two

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Chapter 4: Symmetry - Exercise 4.1 [Page 67]

Chapter 4 Symmetry
Exercise 4.1 | Q 1. iii) | Page 67

Give the order of rotational symmetry for given figure:

Order of rotation of a circle is infinite

The number 191 has rotational symmetry

For the following picture, find the number of lines of symmetry and also find the order of rotation.

How the following numbers are changed after half turn.

8 8 8 8 8 _______________

1 0 1 0 1 _______________

1 1 1 1 1 _______________

8 0 8 0 8 _______________

Each of the letters H, N, S and Z has a rotational symmetry of order ______.

Order of rotational symmetry of a semi-circle is two.

Rotation turns an object about a fixed point which is known as centre of rotation.

Tell whether the figure has rotational symmetry or not.