Name three examples of angles from your daily life.

Write the name of the vertex and the arms of $\angle \mathrm{ABC}$, given in the figure below.

How many angles are formed in the figure given below? Name them.

Note: This question given in the book seems to have errors and the modified question should be as given below.

How many angles are formed the figure given below? Name them.

How many angles are formed in the figure given below? Name them.

How many angles are formed in the figure given below? Name them.

Name all the angles formed in this figure.

In the figure, name the points which are in the interior of $\angle PQR$

In the figure, name the points which are on $\angle PQR$

In this figure, write the another name for $\angle 1$.