The elements of symmetry in a crystal are

The total number of elements of symmetry in a cubic crystal is

In crystalline solids, which of the following element of symmetry is not present ?

A : All crystals of same substance possess the same elements of symmetry. R : The size of crystal of same substance may vary depending upon the conditions of crystallisation.

Types of Symmetry in Organism

The number of lines of symmetry of a circle is

The number of lines of symmetry of a circle.

The number of lines of symmetry of a rectangle is

Give an example of a geometrical figure which has neither a line of symmetry nor a rotational symmetry.

What is the line of symmetry of a semi-circle? Does it have rotational symmetry?

Radial symmetry is