The shaded portion of the circular region bounded by the line segment $\mathrm{PQ}$ is a  . [Segment/Sector]

 

The length of the line segment $\mathrm{OM}$ is the _____.

Following is the circle with its centre at $\mathrm{O}$. The shaded portion $\mathrm{OLM}$ of the circular region is a _____.

$\mathrm{O}$ is the centre of the circle shown. The line segments $\mathrm{AB}$ is called a _____

$\mathrm{O}$ is the centre of the circle shown. The arc $\mathrm{AB}$ of the circle is a _____

$\mathrm{O}$ is the centre of the circle shown. The line $\mathrm{CD}$ is called a _____ .

$\mathrm{O}$ is the centre of the circle shown. The line $\mathrm{PQ}$ is called a _____ .

Describe the location of the point $\mathrm{A}$ with respect to the circle. The point $\mathrm{A}$ is a/an _____ point of the circle.

The point _____ is a point on the circle.