Give four examples of angles from your environment. 

Write the arms and the vertex of the given angle.

Write the arms and the vertex of the given angle.

Write the arms and the vertex of the given angle.

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

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

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

In the adjoining figure write the points which are in the interior of$\angle \mathrm{P}$.

In the adjoining figure write the points which are lies on $\angle \mathrm{P}$.